Author Topic: Gothic IV Updates Thread  (Read 1292 times)

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Offline Steve Walmsley (OP)

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Gothic IV Updates Thread
« on: March 12, 2025, 03:35:58 AM »
In 2032, Earth was attacked without warning by an alien armada, which bombarded the surface from orbit. The aliens were apparently only interested in devastating the planet as there was no follow-up invasion. Only pockets of humanity remained, living in near-medieval conditions in a cold, irradiated wasteland. In the centuries that followed, some semblance of civilisation returned with the emergence of villages, towns and eventually small city states. Even though knowledge of the Fall was part of collective human memory in the form of myths and legends, humanity was fractured and small wars still broke out over territory or resources. One state, known as the Imperium, expanded as a result of conquering its neighbours with swift and effective military campaigns. Those campaigns were aided by propaganda from the Imperium claiming that humanity must unite and prepare for another alien attack. This was effective enough to bring some small powers into the fold without military action.

As The Imperium developed into the most powerful state on Earth, it became an economic, scientific and military powerhouse. Trans-Newtonian physics were re-discovered, leading to the construction of factories, research facilities and orbital shipyards. Spacecraft were built, although remained close to Earth to support combat on the ever-expanding Imperium frontiers. The leader of the Imperium, known only as The Emperor, did not wish to venture into space, even to the rest of the solar system, until humanity was ready. Concern was high that the aliens had left some form of monitoring system to alert them to humanity venturing forth from its home.

By the dawn of the forty-first century, almost two millennia after the alien attack, Earth was united under the banner of the recently renamed Imperium of Man. Earth itself was named Terra in High Gothic, a derivative of Latin that had become the official language of the Imperium. It was accepted wisdom across the globe that aliens were an existential threat and that the Imperium had to be ready for their return. On the symbolic date of January 1st 4000, the Emperor gave the order for the first survey frigates to leave orbit.

This campaign uses the WH40k Imperial Navy and Imperial Guard as a guiding theme, with elements of the Space Marines. Ship classes mirror the general capabilities of classes of the Imperial Navy, based on the type of weapons specified for the ship classes in the Battlefleet Gothic board game, with the following exceptions. Survey ships don’t exist in BFG, so I chose a design and reduced weapons to allow room for the sensors. I also designed the carrier-hybrids, such as the Defiant and Dictator, as full carriers, because ‘fighters’ are relatively larger in Aurora vs WH40k and it is the ‘carrier’ aspect that distinguishes those ships. I no longer require specialised jump-capable designs due to the changes in v2.4.0, so all ships of frigate-size or greater will have their own jump drive. Finally, there is a much wider variety of non-warships in Aurora compared to BFG so I created most of those from scratch using names appropriate to the theme.

For the Battlefleet Gothic ship lists, I am primarily using the Expanded Revised edition, plus I may use the Additional Ships Compendium for roles not covered by the standard ship lists. Ground forces will be based on the equipment of Imperial Guard, Space Marines and other Imperial forces from the WH40k 8th edition codices. In order to utilise the nomenclature of the Imperial Navy, railguns on major warships will be named weapon batteries, gauss turrets will become defence turrets, CIWS are commercial defence turrets, 10cm railguns on small craft will be lascannon, particle lances will be lance batteries, lasers will be bombardment cannon and missiles will become torpedoes. There are various attack craft in WH40k which are harder to replicate, but I will stay true to their intended roles.

To reflect the theme and to allow me to include all the listed weapons, I have ‘gone large’ with the ship design, with frigates at 15,000 tons, light cruisers at 30,000 tons and cruisers at 60,000 tons. This fleet doctrine and weapon mix will not produce ‘efficient’ ships, but good design is not the intention. This is a role-play campaign based on a WH40k Imperial Navy theme. There are fewer distinct classes than in previous WH40k games, due to the absence of specialised jump ships and the larger hulls, which allowed me to combine classes such as the Firestorm and Sword class frigates into a single design. I’ve also ignored gauss and lasers initially to allow for an initial RP spend on particle lances.

With all the above in mind, I made the following changes to the starting setup:
•   Starting population is two billion with standard installations for that population size, except for 800 Maintenance Facilities instead of 600.
•   Research Points are double normal to allow for the variety of starting weapons.
•   Starting Build Points are double normal, on the assumption the Imperium has been building up the largest army and fleet it can support before venturing into the galaxy.
•   Shipyards are customised for the ship classes. This results in a larger than normal number of shipyards, although many have only a single slipway. Also, the Imperium doesn’t have the resources to use them all simultaneously.
•   Ruin chance is increased from 20% to 25%.
•   Enhanced Invaders, Enhanced Precursors, Enhanced Swarm and Raiders are active
•   System Count is 30 for Raiders, 60 for Swarm and 100 for Invaders.
•   NPRs can activate Precursors and Raiders
•   Ten multi-system NPRs using 2 + 4 empire radius. 60-120 LY
•   NPRs generate other NPRs with a 10% chance.
•   NPRs generate Precursors and Raiders
•   Minor Races set to 100%
•   Limited Research Admin
•   Research speed 50% after game start
•   Hostility Modifier +20
•   Survey Speed 25%

Imperial Navy Ship Designs
The Firestorm class frigate is a workhorse for the Imperium, capable of independent operations, functioning as part of a frigate squadron or providing an escort for larger warships. The main armament comprises six Astaroth Kinetics AK-20 Weapons Batteries, with each battery firing four projectiles every fifteen seconds out to a range of 160,000 kilometres, supported by the same number of light weapon batteries for close defence. The single Gothicus-Caliban GC-8-200 Lance Battery is a slow-firing but devastating weapon that can penetrate the armour of cruiser-sized warships, but is less effective in terms of overall damage output against lighter targets. Passive defences include moderate armour and a single Valentinian-Stern VS-37 Void Shield. With a full suite of sensors, the Firestorm can locate hostile ships with her active augur array at over sixty million kilometres, detect incoming torpedoes and conduct passive searches with both thermal and electromagnetic augur arrays.
 
Firestorm class Frigate      15,000 tons       512 Crew       2,522.4 BP       TCS 300    TH 1,200    EM 1,110
4000 km/s    JR 3-50      Armour 4-54       Shields 37-370       HTK 96      Sensors 6/8/0/0      DCR 12-8      PPV 72
Maint Life 2.11 Years     MSP 1,261    AFR 150%    IFR 2.1%    1YR 378    5YR 5,672    Max Repair 600 MSP
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 12 months    Morale Check Required   

RM-150 Military Jump Drive     Max Ship Size 15000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-1200-MB (1)    Power 1200.0    Fuel Use 34.92%    Signature 1200.00    Explosion 12%
Fuel Capacity 538,000 Litres    Range 18.5 billion km (53 days at full power)
Valentinian-Stern VS-37 Void Shield (1)     Recharge Time 370 seconds (0.1 per second)

Gothicus-Caliban GC-12-200 Lance Battery (1)    Range 200,000km     TS: 4,000 km/s     Power 37-4    ROF 50       
Astaroth Kinetics AK-20 Weapons Battery (6x4)    Range 160,000km     TS: 4,000 km/s     Power 12-4     ROF 15       
Astaroth Kinetics AK-10 Light Weapons Battery (6x4)    Range 40,000km     TS: 4,000 km/s     Power 3-3     ROF 5       
MK I Energy Weapon Fire Control (2)     Max Range: 256,000 km   TS: 4,000 km/s    ECCM-1   
R-23 Gaseous Fission Reactor (2)     Total Power Output 46.9    Exp 5%

MK I Torpedo Detection Array (1)     GPS 16     Range 6.4m km    MCR 574.5k km    Resolution 1
MK I Frigate Active Augur Array (1)     GPS 8640     Range 66.8m km    Resolution 120
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km

Electronic Warfare Jammers:   Fire Control 1    Missile 1   

The Tempest class survey frigate is based on the Firestorm hull. The lance battery, light weapon batteries, shield generator and two of the six weapon batteries have been removed and the armour reduced by twenty-five percent. The fire control and missile jammers are replaced by a sensor jammer. The freed-up interior hull space is dedicated to four gravitational and four geological survey sensors, a probe launcher and significantly increased endurance. The sensor jammer and the reconnaissance capability provided by the probe launcher improve the chance of avoiding detection by hostile forces in unexplored space, while the extensive crew accommodations, large engineering deck and considerable fuel capacity allow the Tempest to operate without support for up to five years.

Tempest class Survey Frigate      15,000 tons       413 Crew       2,463.3 BP       TCS 300    TH 750    EM 0
2500 km/s    JR 3-50      Armour 3-54       Shields 0-0       HTK 99      Sensors 6/8/4/4      DCR 18-12      PPV 29.2
Maint Life 5.43 Years     MSP 2,347    AFR 100%    IFR 1.4%    1YR 133    5YR 2,002    Max Repair 281.3 MSP
Magazine 21 / 0   
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 60 months    Morale Check Required   

RM-150 Military Jump Drive     Max Ship Size 15000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-750-ME (1)    Power 750.0    Fuel Use 10.78%    Signature 750.00    Explosion 7%
Fuel Capacity 1,297,000 Litres    Range 144.3 billion km (668 days at full power)

Astaroth Kinetics AK-20 Weapons Battery (4x4)    Range 160,000km     TS: 4,000 km/s     Power 12-4     ROF 15       
MK I Energy Weapon Fire Control (1)     Max Range: 256,000 km   TS: 4,000 km/s    ECCM-1   
R-16 Gaseous Fission Reactor (1)     Total Power Output 16.3    Exp 5%

MK I Probe Launcher (1)     Missile Size: 4.0    Rate of Fire 800
MK I Probe Launcher Fire Control (1)     Range 4m km    Resolution 1   ECCM-1
MK I Small Augur Probe (5)    Speed: 4,500 km/s    Range: 3,781.2m km    Size: 4.00   

MK I Torpedo Detection Array (1)     GPS 16     Range 6.4m km    MCR 574.5k km    Resolution 1
MK I Frigate Active Augur Array (1)     GPS 8640     Range 66.8m km    Resolution 120
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
Geological Survey Sensors (4)   4 Survey Points Per Hour
Gravitational Survey Sensors (4)   4 Survey Points Per Hour

Electronic Warfare Jammers:   Sensor 1   

Imperial light cruisers lie halfway between true capital ships and the escort classes and are intended to form the core of a light task group. The Dauntless class is the standard light cruiser class of the Imperial Navy and has double the armament of the Firestorm, mounting twelve weapon batteries, twelve light weapon batteries and a pair of lance batteries. As the Dauntless is intended to operate in heavy combat, destroying hostile vessels at close range, it has substantially more passive defences than the Firestorm, with triple the shield strength and almost two and a half times the armour volume. The Dauntless has an improved sensor suite, adding seventeen million kilometres to active sensor range and dedicates three times as much hull volume to passive sensors.

Dauntless class Light Cruiser      30,000 tons       988 Crew       5,022.2 BP       TCS 600    TH 2,400    EM 3,330
4000 km/s    JR 3-50      Armour 6-86       Shields 111-370       HTK 181      Sensors 18/24/0/0      DCR 23-7      PPV 144
Maint Life 1.92 Years     MSP 2,406    AFR 313%    IFR 4.3%    1YR 845    5YR 12,679    Max Repair 600 MSP
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 12 months    Morale Check Required   

RM-300 Military Jump Drive     Max Ship Size 30000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-1200-MB (2)    Power 2400.0    Fuel Use 34.92%    Signature 1200.00    Explosion 12%
Fuel Capacity 1,027,000 Litres    Range 17.6 billion km (51 days at full power)
Valentinian-Stern VS-37 Void Shield (3)     Recharge Time 370 seconds (0.3 per second)

Gothicus-Caliban GC-12-200 Lance Battery (2)    Range 200,000km     TS: 4,000 km/s     Power 37-4    ROF 50       
Astaroth Kinetics AK-20 Weapons Battery (12x4)    Range 160,000km     TS: 4,000 km/s     Power 12-4     ROF 15       
Astaroth Kinetics AK-10 Light Weapons Battery (12x4)    Range 40,000km     TS: 4,000 km/s     Power 3-3     ROF 5       
MK I Energy Weapon Fire Control (3)     Max Range: 256,000 km   TS: 4,000 km/s    ECCM-1   
R-48 Gaseous Fission Reactor (2)     Total Power Output 96.2    Exp 5%

MK I Torpedo Detection Array (1)     GPS 16     Range 6.4m km    MCR 574.5k km    Resolution 1
MK I Light Cruiser  Active Augur Array (1)     GPS 13440     Range 83.3m km    Resolution 120
MK I Large Electromagnetic Augur Array (1)     Sensitivity 24.00     Detect Sig Strength 1000:  38.7m km
MK I Large Thermal Augur Array (1)     Sensitivity 18.00     Detect Sig Strength 1000:  33.5m km
Electronic Warfare Jammers:   Fire Control 1    Missile 1   

The Dread Argent class Strike Cruiser is a modified Dauntless, with half the armament replaced by a hangar bay with a capacity of 4300 tons. The bay houses a pair of 2000-ton Thunderhawk assault transports, each able to carry a company of eighty-three Space Marines and conduct boarding missions against hostile shipping. The Dread Argent is still a capable ship-to-ship combatant, with six weapon batteries and eight light weapon batteries, plus the same passive defences and sensors as the Dauntless class light cruiser.

Dread Argent class Strike Cruiser      30,000 tons       788 Crew       4,368.5 BP       TCS 600    TH 2,400    EM 3,330
4000 km/s    JR 3-50      Armour 6-86       Shields 111-370       HTK 156      Sensors 18/24/0/0      DCR 23-7      PPV 66
Maint Life 1.74 Years     MSP 2,093    AFR 313%    IFR 4.3%    1YR 846    5YR 12,688    Max Repair 600 MSP
Hangar Deck Capacity 4,300 tons     
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 12 months    Flight Crew Berths 86    Morale Check Required   

RM-300 Military Jump Drive     Max Ship Size 30000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-1200-MB (2)    Power 2400.0    Fuel Use 34.92%    Signature 1200.00    Explosion 12%
Fuel Capacity 1,035,000 Litres    Range 17.8 billion km (51 days at full power)
Valentinian-Stern VS-37 Void Shield (3)     Recharge Time 370 seconds (0.3 per second)

Astaroth Kinetics AK-20 Weapons Battery (6x4)    Range 160,000km     TS: 4,000 km/s     Power 12-4     ROF 15       
Astaroth Kinetics AK-10 Light Weapons Battery (8x4)    Range 40,000km     TS: 4,000 km/s     Power 3-3     ROF 5       
MK I Energy Weapon Fire Control (2)     Max Range: 256,000 km   TS: 4,000 km/s    ECCM-1   
R-48 Gaseous Fission Reactor (1)     Total Power Output 48.1    Exp 5%

MK I Torpedo Detection Array (1)     GPS 16     Range 6.4m km    MCR 574.5k km    Resolution 1
MK I Light Cruiser  Active Augur Array (1)     GPS 13440     Range 83.3m km    Resolution 120
MK I Large Electromagnetic Augur Array (1)     Sensitivity 24.00     Detect Sig Strength 1000:  38.7m km
MK I Large Thermal Augur Array (1)     Sensitivity 18.00     Detect Sig Strength 1000:  33.5m km
Electronic Warfare Jammers:   Fire Control 1    Missile 1   

Strike Group
2x Thunderhawk Assault Transport   Speed: 9375 km/s    Size: 40
1x Aquila Lander   Speed: 4001 km/s    Size: 6

The Lunar is the standard cruiser class of the Imperial Navy. With a hull twice the size of the Dauntless class, the Lunar has sufficient internal space to add six weapon batteries, six light weapon batteries, two lance batteries, and eight torpedo launchers, with sufficient magazine space for fifty-six torpedoes. Passive defences are substantially increased for the Lunar, with double the shield strength of the Dauntless and sixty percent greater armour volume. The MK I Cruiser Active Augur Array replaces the active augur array on the Dauntless, extending sensor range by a further sixteen million kilometres. Finally, the fuel storage, engineering systems and reactors have all been upgraded in line with the larger hull.

Lunar class Cruiser      60,000 tons       1,809 Crew       9,538.9 BP       TCS 1,200    TH 4,800    EM 6,660
4000 km/s    JR 3-50     Armour 6-136      Shields 222-370      HTK 342     Sensors 18/24/0/0     DCR 40-6      PPV 285.6
Maint Life 1.86 Years     MSP 5,874    AFR 720%    IFR 10.0%    1YR 2,157    5YR 32,361    Max Repair 750 MSP
Magazine 1,348 / 0   
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 12 months    Morale Check Required   

RM-600 Military Jump Drive     Max Ship Size 60000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-1200-MB (4)    Power 4800.0    Fuel Use 34.92%    Signature 1200.00    Explosion 12%
Fuel Capacity 2,006,900 Litres    Range 17.2 billion km (49 days at full power)
Valentinian-Stern VS-37 Void Shield (6)     Recharge Time 370 seconds (0.6 per second)

Gothicus-Caliban GC-12-200 Lance Battery (4)    Range 200,000km     TS: 4,000 km/s     Power 37-4    ROF 50       
Astaroth Kinetics AK-20 Weapons Battery (18x4)    Range 160,000km     TS: 4,000 km/s     Power 12-4     ROF 15       
Astaroth Kinetics AK-10 Light Weapons Battery (18x4)    Range 40,000km     TS: 4,000 km/s     Power 3-3     ROF 5       
MK I Energy Weapon Fire Control (4)     Max Range: 256,000 km   TS: 4,000 km/s    ECCM-1   
R-48 Gaseous Fission Reactor (3)     Total Power Output 144.4    Exp 5%

MK I Standard Torpedo Launcher (8)     Missile Size: 24    Rate of Fire 1960
MK I Torpedo Fire Control (2)     Range 19.4m km    Resolution 10   ECCM-1
MK I Standard Torpedo (56)    Speed: 25,000 km/s    Range: 9.4m km    WH: 25   Size: 24   TH: 3,000 / 6,000 / 12,000

MK I Torpedo Detection Array (1)     GPS 16     Range 6.4m km    MCR 574.5k km    Resolution 1
MK I Cruiser  Active Augur Array (1)     GPS 19200     Range 99.6m km    Resolution 120
MK I Fighter Detection Array (1)     GPS 160     Range 13.8m km    Resolution 10
MK I Large Electromagnetic Augur Array (1)     Sensitivity 24.00     Detect Sig Strength 1000:  38.7m km
MK I Large Thermal Augur Array (1)     Sensitivity 18.00     Detect Sig Strength 1000:  33.5m km
Electronic Warfare Jammers:   Sensor 1    Fire Control 1    Missile 1   

The Dictator class carrier is based on the same hull as the Lunar, but with massive internal changes. All the weapons have been removed, along with four of the six shield generators and half of the armour. In their place is an expansive hangar bay, which holds a strike group of twenty-four Starhawk bombers, thirty Fury interceptors and two Aquila landers, plus sufficient magazine storage to reload the bombers twice. The Starhawks are capable of launching twenty-four standard torpedoes in a single salvo, while the interceptors can escort the bombers, provide anti-torpedo defences for the carrier or launch their own independent strikes against soft targets. The significant reduction in defences for the Dictator is based on a doctrine of operating at stand-off ranges.

Dictator class Carrier      60,000 tons       1,184 Crew       7,641.7 BP       TCS 1,200    TH 4,800    EM 2,220
4000 km/s    JR 3-50      Armour 4-136       Shields 74-370       HTK 278      Sensors 6/8/0/0      DCR 51-8      PPV 0
Maint Life 1.98 Years     MSP 5,059    AFR 565%    IFR 7.8%    1YR 1,714    5YR 25,707    Max Repair 750 MSP
Hangar Deck Capacity 19,250 tons     Magazine 1,156 / 0   
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 12 months    Flight Crew Berths 385    Morale Check Required   

RM-600 Military Jump Drive     Max Ship Size 60000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-1200-MB (4)    Power 4800.0    Fuel Use 34.92%    Signature 1200.00    Explosion 12%
Fuel Capacity 2,167,000 Litres    Range 18.6 billion km (53 days at full power)
Valentinian-Stern VS-37 Void Shield (2)     Recharge Time 370 seconds (0.2 per second)

MK I Standard Torpedo (48)    Speed: 25,000 km/s    Range: 9.4m km    WH: 25   Size: 24   TH: 3,000 / 6,000 / 12,000

MK I Torpedo Detection Array (1)     GPS 16     Range 6.4m km    MCR 574.5k km    Resolution 1
MK I Cruiser  Active Augur Array (1)     GPS 19200     Range 99.6m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km
Electronic Warfare Jammers:   Sensor 1    Missile 1   

Strike Group
24x Starhawk Bomber   Speed: 8000 km/s    Size: 8
30x Fury Interceptor   Speed: 10001 km/s    Size: 6
2x Aquila Lander   Speed: 4001 km/s    Size: 6

The Cetaceous class troop transport is the primary transport ship of the Imperial Navy and can carry an entire Imperial Guard Corps, with ten thousand troops and over a thousand vehicles. The Cetaceous is not jump-capable, has no drop capability and lacks any defence beyond its minimal armour. Therefore it will require a stabilised jump point or support from a jump tender, plus warship escort in hostile space. Once the required technology is available, a larger, better protected, drop-capable transport will be designed.

Cetaceous class Troop Transport      225,963 tons       1,081 Crew       4,004.1 BP       TCS 4,519    TH 7,200    EM 0
1593 km/s      Armour 1-330       Shields 0-0       HTK 331      Sensors 6/8/0/0      DCR 1-0      PPV 0
MSP 11    Max Repair 320 MSP
Troop Capacity 125,000 tons     Cargo Shuttle Multiplier 12   
Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

Ravenor Drive Systems RDS-400-C (18)    Power 7200.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 1,500,000 Litres    Range 53.3 billion km (387 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km

The jump-capable Orca class troop transport has a capacity sufficient for a single infantry regiment of the Imperial Guard, or an Ordos expedition. The Orca has no drop capability and lacks any defence beyond its minimal armour.

Orca class Troop Transport      51,794 tons       280 Crew       1,100 BP       TCS 1,036    TH 1,600    EM 0
1544 km/s    JR 3-50(C)      Armour 1-123       Shields 0-0       HTK 82      Sensors 5/6/0/0      DCR 1-0      PPV 0
MSP 13    Max Repair 320 MSP
Troop Capacity 25,000 tons     Cargo Shuttle Multiplier 3   
Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

JC52K Commercial Jump Drive     Max Ship Size 52000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-400-C (4)    Power 1600.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 400,000 Litres    Range 62 billion km (465 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1440     Range 23.6m km    Resolution 120
MK I Thermal Augur Array  (1)     Sensitivity 5.0     Detect Sig Strength 1000:  17.7m km
MK I Electromagnetic Augur Array  (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km

The 2400-ton Vigilance class is used for long-range deployment of Auspex buoys, normally at both sides of a jump point. It is jump-capable, can deploy up to eighteen buoys in a single mission and has a range of over forty billion kilometres. Two are in service.

Vigilance class Buoy Deployment Craft      2,400 tons       49 Crew       276 BP       TCS 48    TH 120    EM 0
2500 km/s    JR 3-50      Armour 1-15       Shields 0-0       HTK 17      Sensors 6/8/0/0      DCR 1-4      PPV 3.6
Maint Life 2.50 Years     MSP 71    AFR 46%    IFR 0.6%    1YR 16    5YR 237    Max Repair 60 MSP
Magazine 216 / 0   
Captain    Control Rating 1   BRG   
Intended Deployment Time: 3 months    Morale Check Required   

RM-24 Military Jump Drive     Max Ship Size 2400 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-120-M (1)    Power 120.0    Fuel Use 63.90%    Signature 120.00    Explosion 10%
Fuel Capacity 369,000 Litres    Range 43.3 billion km (200 days at full power)

Buoy Dispenser (1)     Missile Size: 12    Rate of Fire 1390
MK I Probe Launcher Fire Control (1)     Range 4m km    Resolution 1   ECCM-1
Auspex Buoy (18)    Speed: 0 km/s    End: 0m     Range: 0m km    WH: 0    Size: 12.00    TH: 0 / 0 / 0

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km

Imperial Navy Attack Craft
The Thunderhawk class Assault Transport is a 2000-ton vessel designed to launch a Space Marine Company against hostile ships. Even with a speed of 9375 km/s, the Thunderhawk is not fast enough to successfully assault warships with similar speeds to Imperial designs, at least not without heavy casualties among the boarding parties, so the ideal target ship is a lower moving commercial vessel or a damaged warship.

Thunderhawk class Assault Transport      2,000 tons       7 Crew       257 BP       TCS 40    TH 375    EM 0
9375 km/s      Armour 1-14       Shields 0-0       HTK 6      Sensors 0/0/0/0      DCR 0-0      PPV 0
Maint Life 0 Years     MSP 0    AFR 399%    IFR 5.6%    1YR 318    5YR 4,769    Max Repair 187.5 MSP
Troop Capacity 1,000 tons     Boarding Capable   
Commander    Control Rating 1   BRG   
Intended Deployment Time: 0.3 days    Morale Check Required   

Ravenor Drive Systems RDS-375-ADB (1)    Power 375.0    Fuel Use 564.81%    Signature 375.00    Explosion 25%
Fuel Capacity 9,200 Litres    Range 0.15 billion km (4 hours at full power)
MK I Fury Augur Array (1)     GPS 2     Range 2m km    MCR 181.7k km    Resolution 1

Ground Forces
1x Space Marine Company

The Starhawk bomber is the primary long-range strike weapon of the Imperial Navy and is equipped with a fixed launcher for a standard torpedo. The Starhawk includes an integral active augur array and fire control system, allowing torpedo launch from over eight million kilometres. The bomber’s endurance is sufficient to attack targets over six hundred million kilometres from its parent ship.

Starhawk class Bomber      400 tons       1 Crew       56.5 BP       TCS 8    TH 64    EM 0
8000 km/s      Armour 1-4       Shields 0-0       HTK 2      Sensors 0/0/0/0      DCR 0-0      PPV 3.6
Maint Life 1.73 Years     MSP 25    AFR 80%    IFR 1.1%    1YR 10    5YR 152    Max Repair 32 MSP
Magazine 24 / 0   
Commander    Control Rating 1   
Intended Deployment Time: 3 days    Morale Check Required   

Ravenor Drive Systems RDS-64-AB (1)    Power 64.0    Fuel Use 700.00%    Signature 64.00    Explosion 20%
Fuel Capacity 21,300 Litres    Range 1.37 billion km (47 hours at full power)

Fixed Torpedo Launcher (1)     Missile Size: 24    Hangar Reload 245 minutes    MF Reload 40 hours
MK I Starhawk Fire Control (1)     Range 8.7m km    Resolution 10   ECCM-1
MK I Standard Torpedo (1)    Speed: 25,000 km/s    Range: 9.4m km    WH: 25    Size: 24   TH: 3,000 / 6,000 / 12,000
MK I Starhawk Augur Array (1)     GPS 192     Range 10m km    Resolution 120

The Fury class Interceptor has three different missions; long-range interception of hostile targets, providing an escort for bomber attacks and fleet defence against torpedo attack. The Fury is armed with the MK I Lascannon, a small, rapid-firing weapon, and is equipped with an augur array capable of detecting torpedoes.

Fury class Interceptor      300 tons       2 Crew       66.6 BP       TCS 6    TH 60    EM 0
10001 km/s      Armour 1-3       Shields 0-0       HTK 1      Sensors 0/0/0/0      DCR 0-0      PPV 1.65
Maint Life 2.80 Years     MSP 30    AFR 60%    IFR 0.8%    1YR 6    5YR 83    Max Repair 30.00 MSP
Commander    Control Rating 1   
Intended Deployment Time: 0.6 days    Morale Check Required   

Ravenor Drive Systems RDS-60-ADB (1)    Power 60.0    Fuel Use 1412.03%    Signature 60.00    Explosion 25%
Fuel Capacity 12,500 Litres    Range 0.53 billion km (14 hours at full power)

MK I Lascannon  (1x2)    Range 40,000km     TS: 10,001 km/s     Power 1.5-1.5     RM 40,000 km    ROF 5       
MK I Fury Fire Control (1)     Max Range: 64,000 km   TS: 10,000 km/s    ECCM-1     84 69 53 38 22 6 0 0 0 0
R-1B Gaseous Fission Reactor (1)     Total Power Output 1.5    Exp 15%
MK I Fury Augur Array (1)     GPS 2     Range 1.5m km    MCR 136.2k km    Resolution 1

The Aquila class Lander is a multi-role, jump-capable small craft, used for scouting missions, picket duty, long-range interception of unarmed vessels and even fleet defence in desperate situations. The Aquila is armed with a MK I Heavy Bolter, capable of a single shot every five seconds.

Aquila class Lander      300 tons       6 Crew       39.3 BP       TCS 6    TH 24    EM 0
4001 km/s    JR 3-50      Armour 1-3       Shields 0-0       HTK 1      Sensors 0/0/0/0      DCR 0-0      PPV 0.98
Maint Life 4.76 Years     MSP 25    AFR 60%    IFR 0.8%    1YR 2    5YR 27    Max Repair 12 MSP
Commander    Control Rating 1   
Intended Deployment Time: 1 months    Morale Check Required   

RM-3 Military Jump Drive     Max Ship Size 300 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-24-MB (1)    Power 24.0    Fuel Use 246.91%    Signature 24.00    Explosion 12%
Fuel Capacity 36,700 Litres    Range 8.9 billion km (25 days at full power)

MK I Heavy Bolter (1)    Range 40,000km     TS: 4,001 km/s     Power 0.75-0.75     ROF 5       
MK I Aquila Fire Control (1)     Max Range: 52,480 km   TS: 4,000 km/s    ECCM-1   
Heavy Bolter Power Plant (1)     Total Power Output 0.8    Exp 10%

MK I Shuttle Augur Array (1)     GPS 384     Range 14.1m km    Resolution 120
MK I Shuttle EM Augur Array (1)     Sensitivity 0.8     Detect Sig Strength 1000:  7.1m km
MK I Shuttle Thermal Augur Array (1)     Sensitivity 0.6     Detect Sig Strength 1000:  6.1m km

Imperial Navy Starting Forces
4x Lunar class Cruiser: Imperial Wrath, Holy Flame, Iron Duke, Justicar
4x Dictator class Carrier: Archon Kort, Ferrum Aeterna, Hammer of Justice, Rhadamanthine
4x Dread Argent class Strike Cruiser: Angelic Blade, Dread Argent, Eternal Defiance, Holy Execution
8x Dauntless class Light Cruiser: Aegis, Bellerophon, Bloodhawk, Cerberus, Dauntless, Divine Crusade, Ravenor, Unbroken Vow
12x Firestorm class Frigate: Cape Wrath, Excalibur, Firestorm, Heroic Endeavour, Kraken, Medusa, Pegasus,  Rubicon, Silent Fire, Valiant, Vengeful, Vortex
8x Tempest class Survey Frigate: Acta Sanctorum, Ascension, Constantia, Covenant, Emperor's Light, Evening Star, Morning Star, Tempest
2x Vigilance class Buoy Deployment Craft: Sentinel, Vigilance
4x Cetaceous class Troop Transport: Cetaceous Andromedae, Cetaceous Aurigae, Cetaceous Draconis, Cetaceous Leonis
4x Orca class Troop Transport: Orca Andromedae, Orca Aurigae, Orca Draconis, Orca Leonis

24x Thunderhawk class Assault Transport
60x Fury class Interceptor:
48x Starhawk class Bomber:
12x Aquila class Lander:

Imperial Guard
The primary ground combat forces of the Imperium are known as the Imperial Guard, or more formally as the Astra Militarum. There are several different types of Imperial Guard formation, the largest and most numerous of which is the Imperial Guard Infantry Regiment. The standard infantry regiment requires 25,000 tons of transport capacity and comprises two thousand four hundred guardsman armed with lasguns, two hundred and forty heavy weapon teams armed with light anti-vehicle weapons, two hundred and forty Chimeras (light vehicles armed with crew-served anti-personnel weapons), four Vox Caster squads for liaison with orbital fire support, two hundred and forty labourers assigned from the Departmento Munitorum to handle logistics and the Regimental HQ.

When multiple regiments are deployed together, they are organised into Corps formations. Each corps consists of up to four regiments plus corps-level assets including two hundred and forty heavy mortars, one hundred and twenty Departmento Munitorum vehicles, twelve Trojan construction vehicles and the Corps HQ. The corps assets require similar transport capacity to a regiment. In total, the Imperial Guard in January 4000 has six infantry corps, each of four regiments.

These large infantry-based formations are supported by the Heavy Armour Regiment, which comprises one hundred and twenty Leman Russ Battle Tanks, armed with a battle cannon and a heavy bolter, one hundred and twenty Leman Russ Exterminators, equipped with twin heavy bolters, two hundred and forty Departmento Munitorum labourers and a Leman Russ Command Vehicle. As of January 4000, there are four heavy armour regiments organised into a single Corps. The final combat formation is the Planetary Defence Regiment, intended to guard colonies against hostile torpedo attack or bombardment by energy-armed warships. This formation comprises four Planetary Lance Batteries, twelve Planetary Weapon Batteries and six Planetary Light Weapon Batteries. Four regiments are in service.

In addition to the combat forces, there are three other Imperial Guard formations; the Ordo Xenos, the Ordo Mineralis and the Ordo Machinum. The Ordo Xenos is intended to investigate any alien artefacts or ruins that are discovered during the re-survey of the galaxy. The Ordo Machinum comprises seventy-two Trojan construction vehicles for various tasks, including recovery of any alien installations identified by the Ordo Xenos. Finally, the Ordo Mineralis will conduct ground-based geological surveys where the orbital survey finds evidence to suggest further mineral deposits may be located. Two formations of each type are available in January 4000.

Imperial Guard Starting Forces
6x Imperial Guard Corps (each with 4x Infantry Regiment): Cadian Shock Troops, Caliban Jaegers, Kaledon Hunters, Lucifer Blacks, Mordian Iron Guard, Thunder Warriors
4x Heavy Armour Regiment: Armageddon Steel Legion, Jantine Patricians, Konig Armoured Regiment, Vostroyan Firstborn
4x Planetary Defence Regiment: Black Guard, Celestial Guard, Grey Slayers, Raven Watch
2x Ordo Machinum
2x Ordo Xenos
2x Ordo Mineralis

Commercial Ship Designs
The Jericho class colony ships provide the means by which the Imperium will colonise the galaxy. It is capable of transporting half a million colonists and is equipped with a full commercial sensor suite. The Jericho is almost as expensive to construct as a Dread Argent class strike cruiser. Unlike the Imperium’s warships, the Jericho and its companion ship, the Universe class mass conveyor, do not have jump capability and will rely on jump tenders and the stable jump network.

Jericho class Colony Ship      226,073 tons       1,156 Crew       6,418.8 BP       TCS 4,521    TH 7,200    EM 0
1592 km/s      Armour 1-330       Shields 0-0       HTK 243      Sensors 5/6/0/0      DCR 1-0      PPV 0
MSP 17    Max Repair 400 MSP
Cryogenic Berths 500,000    Cargo Shuttle Multiplier 12   
Lieutenant Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

Ravenor Drive Systems RDS-400-C (18)    Power 7200.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 1,500,000 Litres    Range 53.3 billion km (387 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1440     Range 23.6m km    Resolution 120
MK I Electromagnetic Augur Array  (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Thermal Augur Array  (1)     Sensitivity 5.0     Detect Sig Strength 1000:  17.7m km

The Universe class Mass Conveyor is the primary cargo transport of the Imperium. It is capable of transporting up to five factories or mines over considerable distances.

Universe class Mass Conveyor      225,661 tons       871 Crew       2,536.4 BP       TCS 4,513    TH 7,200    EM 0
1595 km/s      Armour 1-330       Shields 0-0       HTK 228      Sensors 5/6/0/0      DCR 1-0      PPV 0
MSP 7    Max Repair 200 MSP
Cargo 125,000    Cargo Shuttle Multiplier 12   
Lieutenant Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

Ravenor Drive Systems RDS-400-C (18)    Power 7200.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 1,500,000 Litres    Range 53.4 billion km (387 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1440     Range 23.6m km    Resolution 120
MK I Electromagnetic Augur Array  (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Thermal Augur Array  (1)     Sensitivity 5.0     Detect Sig Strength 1000:  17.7m km

The Carrack class freighter is the much smaller companion to the Universe class and is used for tasks where the vast capacity of the mass conveyor is not required, such as transporting minerals or establishing sensor outposts. Because the Carrack will often operate in newly explored space, it is equipped with a jump drive.
 
Carrack class Freighter      51,220 tons       230 Crew       795.1 BP       TCS 1,024    TH 1,600    EM 0
1561 km/s    JR 3-50(C)      Armour 1-122       Shields 0-0       HTK 60      Sensors 5/6/0/0      DCR 1-0      PPV 0
MSP 9    Max Repair 130 MSP
Cargo 25,000    Cargo Shuttle Multiplier 2   
Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

RC-520 Commercial Jump Drive     Max Ship Size 52000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-400-C (4)    Power 1600.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 400,000 Litres    Range 62.7 billion km (465 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1440     Range 23.6m km    Resolution 120
MK I Electromagnetic Augur Array  (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Thermal Augur Array  (1)     Sensitivity 5.0     Detect Sig Strength 1000:  17.7m km

The small Empyrean class jump tender provides jump support for the Imperium’s large, commercial-engined craft, such as the Universe and Jericho classes.

Empyrean class Jump Tender      27,789 tons       227 Crew       1,060.3 BP       TCS 556    TH 1,200    EM 0
2159 km/s    JR 3-50(C)      Armour 1-81       Shields 0-0       HTK 51      Sensors 6/8/0/0      DCR 1-0      PPV 0
MSP 23    Max Repair 600 MSP
Captain    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

RC-2400 Commercial Jump Drive     Max Ship Size 240000 tons    Distance 50k km     Squadron Size 3

Ravenor Drive Systems RDS-400-C (3)    Power 1200.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 400,000 Litres    Range 115.7 billion km (620 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km

The Gateway class is intended to stabilise jump points within Imperium space, opening up systems to colonisation and mining and providing access to civilian shipping.

Gateway class Stabilisation Ship      87,453 tons       396 Crew       1,919.7 BP       TCS 1,749    TH 2,800    EM 0
1600 km/s      Armour 1-175       Shields 0-0       HTK 94      Sensors 5/6/0/0      DCR 1-0      PPV 0
MSP 13    Max Repair 1000 MSP
Lieutenant Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   
Jump Point Stabilisation: 180 days

Ravenor Drive Systems RDS-400-C (7)    Power 2800.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 750,000 Litres    Range 68.9 billion km (498 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1440     Range 23.6m km    Resolution 120
MK I Electromagnetic Augur Array  (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Thermal Augur Array  (1)     Sensitivity 5.0     Detect Sig Strength 1000:  17.7m km

The Gaia class terraforming station has been designed and built on the premise that the Imperium will find worlds that are not immediately ideal for human habitation, but could be transformed over time. The Gaia will be towed into place by the Atlas class tug.

Gaia class Terraforming Station      126,557 tons       516 Crew       2,720.2 BP       TCS 2,531    TH 0    EM 0
1 km/s      No Armour       Shields 0-0     HTK 69      Sensors 6/8/0/0      DCR 1      PPV 0
MSP 13    Max Repair 500 MSP
Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   
Terraformer: 5 modules producing 0.0016 atm per annum

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8     Detect Sig Strength 1000:  22.4m km

The Ambrosia class Fuel Harvester Stations have been constructed to refine fuel from the atmospheres of gas giants. While the Sol system has yet to be surveyed, Imperial scientists are hopeful that at least one of the four gas giants in the system will contain gaseous Sorium. If not, there will be many other gas giants in the galaxy that could serve as the Imperium’s long-term source of fuel.

Ambrosia class Fuel Harvester Station      129,596 tons       536 Crew       1,786.4 BP       TCS 2,592    TH 0    EM 0
1 km/s      No Armour       Shields 0-0     HTK 281      Sensors 6/8/0/0      DCR 1      PPV 0
MSP 8    Max Repair 30 MSP
Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   
Fuel Harvester: 50 modules producing 2,400,000 litres per annum

Fuel Capacity 2,500,000 Litres    Range N/A
Refuelling Capability: 50,000 litres per hour     Complete Refuel 50 hours

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8     Detect Sig Strength 1000:  22.4m km

The Atlas class Tug was constructed to tow the Gaia and Ambrosia class stations, plus any future Imperial stations that may be designed and built. It is equipped with a jump drive to allow deployments outside the stabilised jump network.

Atlas class Tug      138,121 tons       1,087 Crew       3,083.6 BP       TCS 2,762    TH 10,000    EM 0
3620 km/s    JR 3-50(C)      Armour 1-238       Shields 0-0       HTK 298      Sensors 6/8/0/0      DCR 1-0      PPV 0
MSP 13    Max Repair 350 MSP
Tractor Beam     
Captain    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

RC-1400 Commercial Jump Drive     Max Ship Size 140000 tons    Distance 50k km     Squadron Size 3

Ravenor Drive Systems RDS-400-C (25)    Power 10000.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 2,000,000 Litres    Range 116.4 billion km (372 days at full power)

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km

The Brigantine class provides jump-capable logistics support to the Imperial Navy, as well as transporting fuel and maintenance supplies from colonies and harvesting stations.

Brigantine class Replenishment Ship      35,809 tons       228 Crew       794.4 BP       TCS 716    TH 1,600    EM 0
2234 km/s    JR 3-50(C)      Armour 1-96       Shields 0-0       HTK 62      Sensors 6/8/0/0      DCR 1-0      PPV 0
MSP 10,013    Max Repair 90 MSP
Cargo Shuttle Multiplier 1   
Captain    Control Rating 1   BRG   
Intended Deployment Time: 3 months   

RC-360 Commercial Jump Drive      Max Ship Size 36000 tons    Distance 50k km     Squadron Size 3
Ravenor Drive Systems RDS-400-C (4)    Power 1600.0    Fuel Use 2.24%    Signature 400.0    Explosion 4%
Fuel Capacity 10,000,000 Litres    Range 2,244 billion km (11625 days at full power)
Refuelling Capability: 50,000 litres per hour     Complete Refuel 200 hours

MK I Commercial Active Augur Array (1)     GPS 1920     Range 31.5m km    Resolution 120
MK I Thermal Augur Array (1)     Sensitivity 6.0     Detect Sig Strength 1000:  19.4m km
MK I Electromagnetic Augur Array (1)     Sensitivity 8.0     Detect Sig Strength 1000:  22.4m km

Commercial Shipping
4x Empyrean class Jump Tender: Empyrean Maelstrom, Empyrean Storm, Empyrean Tempest, Empyrean Vortex
4x Gateway class Stabilisation Ship: Arch of Constantine, Arch of Titus, Golden Gate, Meridian Gate
4x Phoenix class Salvage Ship: Gryphon, Phoenix, Sphinx, Wyvern
4x Brigantine class Replenishment Ship: Brigantine Amethyst, Brigantine Diamond, Brigantine Emerald, Brigantine Sapphire
4x Atlas class Tug: Atlas, Cronus, Hyperion, Tethys
5x Universe class Mass Conveyor: Aldebaran, Antares, Arcturus, Rigel, Vega
5x Jericho class Colony Ship: Alexandria, Antioch, Jericho, Jerusalem, Troy
5x Carrack class Freighter
5x Gaia class Terraforming Station
5x Ambrosia class Fuel Harvester

Offline Steve Walmsley (OP)

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Re: Gothic IV Updates Thread
« Reply #1 on: March 12, 2025, 04:18:07 AM »
History of the Imperium of Man
The first priority of the Imperial Navy was a survey of the Sol system. In terms of geology, the survey was disappointing, with no significant, high accessible deposits except for three millions tons of accessibility 0.8 Duranium on Venus, which would be difficult to exploit. However, the survey revealed something far more valuable – the remains of an alien colony buried in the sands of Mars, with many of the buildings remarkably intact. Ordo Xenos expeditions were immediately dispatched to investigate. The geological survey also discovered Sorium in the atmospheres of Jupiter and Saturn, although only relatively small amounts. A long-term source of gaseous Sorium would have to be found outside the solar system,

Venus Survey Report
Duranium:   22,972,269   0.80
Neutronium:   527,425   0.10
Boronide:   2,475,965   0.10
Mercassium:   13,185,613   0.30

Mars Survey Report
Duranium:   231,200   0.50
Neutronium:   3,370,896   0.10
Tritanium:   295,936   0.30
Mercassium:   3,125,824   0.10
Sorium:   3,247,204   0.10

Saturn Survey Report
Sorium:   180,810   1.00

Jupiter Survey Report
Sorium:   429,000   0.70

The gravitational survey identified four jump points: one in the asteroid belt and three more grouped outside the orbit of Saturn on the far side of the sun, separated in total by thirty-six degrees of arc and less than a billion kilometres in distance. Three led respectively to the unremarkable red dwarf systems of Proxima, Wolf 359 and Caliban. The fourth led to Alpha Centauri, a binary system with eight planets, five of which orbited the primary, and two asteroid belts, one around each star. Alpha Centauri-A IV was an Terra-sized world with small liquid oceans and a nitrogen-oxygen atmosphere, albeit with only 0.01 atm of oxygen. The geosurvey found significant but mostly low accessibility deposits of every Trans-Newtonian mineral. More importantly, another ruin was discovered – larger but with fewer intact structures than on Mars – plus a large, alien construct that appeared to be much older than the ruins and was assumed to be research-related.

Alpha Centauri-A IV Survey Report
Duranium:   6,258,719   0.20
Neutronium:   17,205,902   0.10
Corbomite:   19,829,207   0.10
Tritanium:   11,256,023   0.10
Boronide:   26,884,223   0.10
Mercassium:   3,707   0.90
Vendarite:   7,873,634   0.10
Sorium:   238,142   0.10
Uridium:   10,452,281   0.50
Corundium:   17,205,902   0.10
Gallicite:   4,822,414   0.10

A similar survey of Alpha Centauri-A V, another world with an nitrogen – oxygen, revealed the most extensive alien presence so far, with several virtually intact cities, abandoned by their creators. The xenoarchaeological sites on Mars and the two planets in Alpha Centauri had the potential for a huge impact on the growth of the Imperium, if the alien language could be deciphered and the best recovery sites identified and exploited. A survey of the innermost planet of the primary found six million tons of accessibility 1.0 Duranium and deposits of eight other minerals at mostly minimal accessibility. Unfortunately, the planet was a Venusian world with a dense poisonous atmosphere, so was only suitable for automated mines.

Alpha Centauri-A I Survey Report
Duranium:   6,222,868   1.00
Neutronium:   12,794,614   0.60
Corbomite:   1,882,332   0.10
Tritanium:   10,144,173   0.10
Boronide:   14,607,632   0.10
Mercassium:   16,941,299   0.30
Uridium:   153,612   0.10
Corundium:   23,532,149   0.10
Gallicite:   11,431,004   0.30

The remainder of the first year of interstellar exploration saw the first civilian freighters and colony ships launched and the creation of a colony on Mars. The Ordo Xenos formations on Mars completed their study of the alien language and symbology in late December, allowing them to identify five hundred and eighty sites of interest and confirm a working theory that this was the same alien race that apparently once inhabited the two similar sites in Alpha Centauri, although what fate befell this multi-system alien empire remained a mystery. Alpha Centauri IV had one hundred and forty-two sites of interest, while Alpha Centauri V had two thousand, two hundred and sixty-nine potential recovery locations.

The focus of the Imperium for the foreseeable future would be on exploiting whatever usable structures and resources remained within the remnants of the alien civilization. That would involve the construction of additional Ordo Machinum formations, as only two were available in December 4000. In March 4001, the first civilian mining company was formed on Venus. With the recovery of wealth and resources from Mars underway, the Imperium was able to purchase the output from the Venus colony.

In January 4002, a survey of the ancient construct on Alpha Centauri IV was completed, leading to an estimate it would boost power and propulsion research by ninety percent. Meanwhile, exploration continued. Wolf 359 and Alpha Centauri each had a single outward jump point, leading to the red dwarf binary systems of Golgotha and Orpheus respectively. A fourth xenoarchaeological site of the same, apparently extinct, alien race was discovered  on Orpheus II, plus another dormant construct. One hundred and twenty-nine recovery sites were identified. In Golgotha, a gas giant orbiting the companion star was found to have over three hundred and forty million tons of accessibility 1.0 Sorium. Once other priorities were addressed, Golgotha IV would become the fuel production centre of the Imperium.

Caliban and Proxima each had two outward jump points, leading to the planetless systems of Equinox, Lavantia and Acheron, plus Tigrus, an ancient and unremarkable red dwarf system with five planets and a small asteroid belt. In May 4002, an exploration of the single outward jump point in Lavantia in led to Graildark, another red dwarf binary with a total of seven planets, and the most significant discovery so far. As the survey frigate Ascension approached Graildark-B II, an arid Mercury-sized world with a thin atmosphere, she detected an alien population with twenty percent of the thermal signature of Terra and ten percent of the EM signature.

An urgent transmission from Ascension triggered the dispatch of the Firestorm class frigate Heroic Endeavour and the replenishment ship Brigantine Diamond from Terra, with orders to picket the Graildark – Lavantia jump point. A second survey frigate, Evening Star, was already en route to the system. Meanwhile, Ascension closed in on the planet and detected a fleet of seventeen alien ships in orbit, comprising five different types ranging from 14,000 tons to 84,000 ton, plus a ground forces signature of 52,000-tons. The intelligence service of the Imperial Inquisition analysed the available information and decided that while it was possible this was an alien home world, it was far more likely to be a large colony from multi-system alien empire of unknown size and capability. Additional intelligence was urgently needed.

Alien Fleet
4x Dark Revenant. 84,291 tons.
6x Black Covenant. 82,125 tons.
1x Voidclaw. 27,897 tons
2x Chaos Warden. 14,025 tons.

There was no immediate reaction from the alien fleet and no attempt to engage Ascension, so the survey frigate moved into orbit to attempt communication and conduct a geological survey. This was evidently not the same alien race that had attacked Earth two millennia earlier, or they had completely changed their culture during the interim. Communication efforts were slow, resulting in minimal progress, and were occasionally interrupted by unintelligible messages from a different location on the surface, which appeared to be more impatient and aggressive in tone. Imperial Intelligence believed the aliens were content to allow transfer of linguistic information but were becoming increasingly uncomfortable about the 15,000-ton frigate in orbit.

Given the size of the alien colony and associated fleet, plans were accelerated for a colony in Caliban, one transit from Sol on the direct route to Graildark, to ensure a claim on the system. Between Caliban and Graildark was the planetless Lavantia system. A task group, comprising two light cruisers, a strike cruiser and two more frigates was dispatched to support Heroic Endeavour at the Lavantia – Graildark jump point.

Battlefleet Caliban
Dauntless class Light Cruiser: Bloodhawk, Dauntless
Dread Argent class Strike Cruiser: Holy Execution
Firestorm class Frigate: Cape Wrath, Firestorm

In early June, three weeks after initial contact, the geological survey was completed, revealing that Graildark-B II had substantial, accessible mineral deposits, including a million tons of accessibility 1.0 Duranium. This would be extremely valuable to the Imperium, which had yet to find any significant geological discoveries on near-habitable planets, if it were not already occupied. With the survey complete, Ascension broke orbit. Two weeks later, a newly constructed Sanctum Pacificus class Diplomatic Station was deployed in orbit of Graildark-B II by an Atlas class tug. This seemed to be a much more acceptable situation to the Graildark aliens.

Graildark-B II Survey Report
Duranium:   1,092,478   1.00
Neutronium:   1,637,311   0.40
Corbomite:   703,422   0.80
Tritanium:   1,959,728   0.10
Boronide:   229,311   0.40
Mercassium:   56,511   0.40
Vendarite:   3,532,767   0.60
Sorium:   2,129,695   0.70
Uridium:   3,310,495   0.70
Corundium:   1,037,950   0.90
Gallicite:   77,583   0.30

Meanwhile, Ascension and Evening Star had identified two more, much smaller, alien colonies in the system; one on a comet with an EM strength of 400 and a second on with a strength of 250 on a moon of Graildark-B V.

Comet #17 Survey Report
Duranium:   9,488   0.80
Neutronium:   160,894   1.00
Mercassium:   61,580   0.60
Uridium:   8,413   0.80
Gallicite:   74,192   0.80


As the Imperium explored, the buoy deployment ships Vigilance and Sentinel followed in their wake, placing Auspex buoys either side of each new jump point. After a new jump point was discovered in Graildark, Vigilance moved in from the Lavantia jump point and placed a new buoy. Shortly thereafter, it detected six new 14,000-ton alien ships, comprising two Silent Predator class and four Harbinger of Chaos class. A seventh ship, designated a Malevolent Tide class, was detected approaching Graildark-B II.





In Orpheus, a survey of the construct on the second planet revealed that it would double energy weapon research on that world. Orpheus-A II was a super-terrestrial world 29,000 km in diameter, with gravity just inside human tolerance at 1.87G, liquid oceans and a dense nitrogen atmosphere of 3.5 atm, with just 0.03 atm of oxygen. The planet had an average surface temperature of 14C and was dominated by mountains covered in boreal forests. Although the atmosphere only required 0.07 atm of oxygen to make it breathable, the size of Orpheus-A II would still make that a substantial terraforming task. Even so, it could support a sizeable population using infrastructure and was earmarked as a research colony once other priorities could be addressed.

Full communications was established with the Graildark aliens on August 13th 4002, by which time two additional outward jump points had been found in the system. The aliens referred to themselves as the Korranis and their polity as the Korranis Dominion. The Korranis were tall, slim humanoids, with elongated heads, protruding features and green-grey skin, marked with red tattoos of various types. They seemed content for the Sanctum Pacificus to remain in orbit of their colony, but warned the Imperial diplomats that they would not tolerate any long-term Imperial Navy presence in the system. For the short-term, that warning would be ignored as the Inquisition demanded information on the Xenos threat.



By this point, recovery operations were well underway at the alien ruins on Mars and Alpha Centauri IV and the planets had Imperium populations of twelve and seven million respectively. A number of installations had been recovered, including two research facilities that would remain on the latter world, plus quantities of minerals, fuel and supplies. A smaller colony of one million was in place on Caliban II, as part of a long-term plan to secure the system against any Korranis advance from Graildark toward Sol. For the moment, the largest xenoarchaeological site on Alpha Centauri V was left alone, with the intention of transferring efforts there once the other sites had been completely exploited. A single Ordo Machinum formation, out of six now available, was dispatched to Orpheus II, to prepare that world for colonization.

A few days after communication was established, Ascension conducted probes of the three unexplored jump points in the Graildark inner system, all within half a billion kilometres of the primary, while Evening Star continued the gravitational survey, only half of which had been completed. The first led to Phobian, an unremarkable white dwarf system with a single gas giant and eighteen barren moons. The second, close to the star, connected to a Cerix Magnus, a system with a K5-III orange giant primary, four planets and nineteen moons, almost all of which were in the habitable zone. Two planets and four moons were colony cost 2.00, with one of the planets having liquid water and a nitrogen-methane atmosphere. The third jump point, within fifty million kilometres of the Korranis colony, led to Repentance, a system with an orange K1-V primary and nine planets, one of which had a breathable atmosphere and a hundred percent ice coverage, but a temperature of -132C.

Vigilance visited all three systems and emplaced buoys at the jump points. Shortly after placing the buoy in Repentance, the previously detected 14,000-ton Malevolent Tide entered the system. A week later, a fleet of two Silent Predators and four Harbingers of Chaos entered Cerix Magnus. Since contact between the Imperium and the Dominion, the latter seemed to be rapidly reinforcing Graildark and the surrounding systems, with a total of eight Silent Predators and sixteen Harbingers of Chaos detected in recent weeks, plus the original fleet in orbit of Graildark-B II. A month later, a new formation comprising two 103,000-ton Shadowfang class, a 28,000-ton Whisper of Dread, a 28,000-ton Abyssclaw and two 14,000-ton Chaos Wardens approached the Graildark – Cerix Magnus jump point. All except the Chaos Wardens were previously unseen types.



On November 11th 4002, a new hostile alien threat appeared, from beneath the surface of Orpheus II. The ruins and ancient construct on Orpheus II had led to the setting up of a colony of one million, protected by the Kaledon Hunters Imperial Guard corps, the Raven Watch planetary defence regiment and the frigate Silent Fire. An Ordo Machinum expedition had begun recovery operations and reactivated a research facility and several other installations. Without any warning, alien ground forces, comprised of man-sized combat bots and larger, tank-sized mechs, emerged from underground vaults and immediately engaged the Imperial Guard forces. Huge, surface-based bombardment cannon fired from hidden bunkers inflicting thirty-eight strength-37 hits on Silent Fire, completely obliterating the unsuspecting warship.



There was no sign of any organic alien forces, only the robotic combat forces. Inquisition Intelligence surmised these could be left-over defence forces from the race that once inhabited Mars, Orpheus and the two planets in Alpha Centauri, or perhaps a trap left behind by whatever alien force destroyed them. The bots and mechs had a total signature of around 46,000 tons, composed of perhaps three thousand bots and several hundred mechs, which was about half that of the defenders, although the destruction of Silent Fire suggested a substantial difference in tech level. Even so, the Imperial Guard gave a good account of themselves. While they had minimal anti-armour capability, their weapons were sufficient to take out the smaller combat bots, designated as Warriors, and what seemed to be some type of supply bot. The larger mechs, designated as Praetorians, were much better armoured and difficult to kill.

Orpheus-A II was a mountainous world, covered in boreal forest, which made combat difficult. The two sides fought a series of company sized engagements, with the losses among the Guardsman initially lower than the alien warriors, although that advantage decreased over time as the aliens fortified their positions. Unfortunately, many of the battles were close to settlements, resulting in tens of thousands of civilian casualties and damage to infrastructure. Meanwhile, the High Lords of Terra, which ran the Imperium on behalf of the Emperor, dispatched the 60,000-ton cruisers Imperial Wrath and Iron Duke to Orpheus, accompanied by the 30,000-ton light cruisers Cerberus and Aegis, with orders to eliminate the alien surface weapons. Two Cetaceous class troop transports followed in their wake with the Heavy Armour Corps and the Cadian Shock Troop Corps.

The Imperial Navy warships arrived on November 24th, by which time the number of alien Warrior bots had been reduced by two-thirds and the Praetorian combat mechs by perhaps one third. The Kaledon Hunters Corps retained approximately eighty percent of its combat strength. Almost two hundred thousand civilians had been killed and perhaps ten percent of the supporting infrastructure had been destroyed due to collateral damage. However, an orbital bombardment to eliminate the alien surface-to-orbit weapons would potentially cause substantial environmental damage and additional collateral damage. As the Imperial Guard was slowly eliminating the alien invaders, the High Lords decided to postpone the attack until the ground force reinforcements arrived.

By early December, entrenched position on both sides and a lack of supplies had reduced combat losses to about a dozen per day. The alien forces, now designated as Necrons due to their apparent return from the dead, had been reduced to approximately seven hundred warriors and one hundred and sixty Praetorians. The Kaledon Hunters retained seventy-five percent of their combat strength, but their effectiveness was much lower due to the supply situation.

On December 8th 4002, two Necron ships, each about the size of a light cruiser and designated as Shroud and Tesseract classes, appeared in orbit of Orpheus-A II. How they arrived was unknown, although the Imperial Inquisition later suggested it was achieved through some form of dimensional shift technology, powered from far beneath the planetary surface. The Tesseract immediately opened fire on the surface with over sixty twin bombardment cannon turrets, wiping out the remaining population of 750,000 and destroying several surface installations. The Shroud launched twenty-five small torpedoes.

Fortunately, the Raven Watch planetary defence regiment was on alert and responded almost instantly. The twelve Astaroth Kinetics AK-20 weapons batteries attacked the Shroud, scoring forty-six strength-4 hits, two of which penetrated the armour. The twelve AK-10 light batteries and the four Gothicus-Caliban GC-12-200 lance batteries targeted the Tesseract, penetrating the hull with strength-12 hits from all four lance batteries and four strength-1 hits from the light weapon batteries. The Imperial warships, designated as Battlefleet Orpheus, were almost forty million kilometres away, awaiting the troop transports, and in no position to intervene.



The torpedoes impacted on the surface, destroying most of the remaining installations, including a research facility. The Tesseract targeted the Imperium planetary defence regiment, destroying one of the four lance batteries. In response, the light weapon batteries scored three penetrating hits. The three remaining lance batteries had a fifty second recharge time, while the twelve weapon batteries required fifteen seconds. In comparison, the Necron ships, which were almost certainly bases given their firepower, were firing every five seconds. A larger salvo of forty-five torpedoes was launched from the Shroud.

The Necron torpedoes continued to target the colony, wiping out the last of the installations and most of the infrastructure, while the Tesseract attacked the Imperium surface-based weapons, destroying one weapon battery and one light weapon battery. Return fire inflicted multiple internal hits on the Shroud. A fourth torpedo salvo finally removed any trace of the Orpheus-A II colony, leaving only the ground forces. The weapon batteries recharged and attacked the Tesseract, while the light batteries continued firing on the Shroud. Both Necron bases suffered multiple internal hits, but another Lance battery was eliminated.

The damage to the Necron bases reduced their firepower, but it was still formidable, with eighty-two surface impacts detected from the Tesseract’s fifth volley, although only ten torpedoes launched from the Shroud, which suffered a further eight strength-1 armour penetrations. The torpedoes were targeted on the Imperium surface-to-orbit weapons, eliminating a weapon battery. A further laser salvo from the Tesseract took out a second weapon battery and two light batteries.

A third salvo from the remaining nine weapon batteries of the Raven Watch planetary defence regiment inflicted massive internal damage on the Tesseract, scoring forty strength-4 hits, thirty of which blasted through the armour and reduced the number of operating bombardment cannon by more than half. Necron torpedoes and energy weapons continued to pound the surface. Finally, as the Imperium weapons fired for the fourth time, supported by continuous fire from the remaining light weapon batteries, the Tesseract exploded, creating a light show above the devastated ruins of the colony. A single light weapon battery was lost in the exchange of fire. The crippled Shroud launched another salvo of ten torpedoes, just as it was skewered by the two remaining lance batteries. A volley from the eight surviving light weapon batteries finally destroyed it.

The surface to orbit battle had lasted less than a minute, but it resulted in the complete destruction of the Orpheus-A II colony, with a million colonists dead since the Necrons first erupted on to the surface and numerous installations destroyed, including a research facility. The Raven Watch planetary defence regiment had lost half its lance batteries, a third of its light weapon batteries and a quarter of its weapon batteries. Only the forested, mountainous terrain, making the surface batteries very difficult to detect and destroy, had prevented the destruction of the entire ground force, including the Kaledon Hunters Corps. Battlefleet Orpheus moved closer, but not into orbit due to the fear of further Necron ships appearing.

Even with the surface-to-orbit battle over, the struggle on the ground continued, albeit in a very limited way. With the colony now destroyed, there was little concern over collateral damage, so Battlefleet Orpheus moved close to the planet to engage the Necron surface batteries. However, the Imperial Navy warships faced the same challenges as the Necrons in engaging fortified surface weapons in a forested, mountainous landscape. After Imperial Wrath lost her shields and began taking armour damage, after only eliminating two of the Necron weapons, Battlefleet Orpheus retreated out of range. While the Necron surface batteries remained in operation, the inbound troop transports would not be able to unload, so eliminating the Necron ground force and eventually their surface batteries would be entirely down to the Kaledon Hunters Corps – a task that could take many months.

The events on Orpheus-A II sparked great concern about the other three xenoarchaeological sites on Mars, Alpha Centauri IV and Alpha Centauri V. Each had an Imperial Guard Corps, the Lucifer Blacks, Mordian Iron Guard and Thunder Warriors respectively, plus a planetary defence regiment. The light cruiser Ravenor was in orbit of Alpha Centauri IV to provide security for that system. Four research facilities, including one from Terra, were in operation on the same world, taking advantage of the research benefits provided by the ancient construct, along with twenty-seven maintenance facilities and a population in excess of ten million. Mars had a population of fourteen million and was home to almost a hundred financial centres, moved to Mars as recovered installations were transported to Terra. Minimal recovery work had been undertaken on Alpha Centauri V and no settlers were in place.

All three sites had been active longer than Orpheus, so it was possible there would be no emergence of Necron forces, but it was a considerable chance to take. Mars was less of a problem, as it was relatively close to Battlefleet Terra in Terran orbit, but Alpha Centauri IV was an important colony almost six billion kilometres from Terra. Evacuation was not a realistic option, so the Thunder Warriors imperial guard corps and the Grey Slayers planetary defence regiment on Alpha Centauri V would be moved to the fourth planet, to double its ground defences and surface-to-orbit capabilities. If the Necrons emerged on Alpha Centauri V, they could not inflict too much damage and would be dealt with as required. A second light cruiser and two frigates were also dispatched to the system.

On December 19th, eleven days after the battle against the Necron bases, two more Necron ships, 16,828-ton vessels designated as Thokt class, appeared in orbit of Orpheus-B IV. Instead of attacking, they immediately moved away at 8556 km/s, more than double the speed of Imperial warships. The Raven Watch planetary defence regiment, ready for action despite its diminished size, opened fire within five seconds, destroying one of the ships with multiple strength-3 hits from the planetary weapon batteries. Due to its high speed, the second Thokt was out of range before the weapon batteries could recharge. Battlefleet Orpheus was millions of kilometres away, holding position rather than expending fuel to chase the planet in its 90-day orbit around the star. As the Thokt was too fast for the warships to catch, the Dictator class carrier Archon Kort was dispatched from Terra to join Battlefleet Orpheus. Within twelve hours, the Thokt was out of sensor range.

Three days later a 17.705-ton Necron ship appeared, designated as Phaeron class. It was immediately destroyed by a pair of strength-12 hits from lance batteries and numerous strength-4 and strength-1 hits from weapon batteries before it could depart orbit. Unlike the Necron bases, the Phaeron and the earlier pair of Thokt class ships did not open fire on the surface, suggesting they were unarmed. Without the sterling work of the Raven Watch planetary defence regiment and the protection afforded to that regiment by the Kaledon Hunters, the situation in Orpheus would be considerably worse. It was also fortunate that the surface batteries were emplaced in forested mountains, or they might have been eliminated by the firepower of the Tesseract class base. Despite that, the Imperial Navy and Imperial Guard believed they now had the measure of the Necron forces.

The next emergence of Necron ships was on December 24th, when a dozen attack craft of 930 tons, designated as Catacomb class, appeared at Orpheus-B II. Two were destroyed by surface batteries, while the rest moved away at 8600 km/s. A salvo of three size-11 torpedoes was launched at the planet, which destroyed a weapon battery and one of the two remaining lance batteries with strength-8 detonations. Moments later, a much larger salvo of twenty-seven torpedoes was launched, so the weapon batteries and light weapon batteries switched to point defence mode. However, the torpedoes bypassed the planet and headed for Battlefleet Orpheus, located eight million kilometres away.



With a speed of 48,000 km/s, double that of Imperial torpedoes, the inbound torpedoes were a difficult target. The weapon batteries and light weapon batteries on the two cruisers and two light cruisers intercepted just seven of the torpedoes and destroyed fourteen decoys. The other twenty all impacted on the shields of Imperial Wrath, reducing them to twenty-eight percent. Fortunately, that was the only salvo from the ten remaining Catacomb attack craft, which moved out of Imperium weapon range.

Twelve hours after the appearance of the attack craft, a fleet of five Necron ships of 16,811 tons, similar in size to Imperium frigates, appeared in orbit of Orpheus-B II, designated as three Reaper class, one Scarab class and one Cairn class. The rate at which the Necrons were appearing seemed to be accelerating. The Raven Watch regiment opened fire, striking one of the Reapers with twenty-six strength-4 hits, one of which penetrated its armour. The single remaining Lance battery struck the Cairn, along with twenty-one strength-1 hits from the light weapon batteries. In response, the five Necron warships launched a wave of ninety size-11 torpedoes, travelling directly toward Battlefleet Orpheus at 32,000 km/s.

Lord-Captain Castro Septimus, commander of the four Imperial warships, immediately ordered a course for the jump point. The inbound salvo was over three times larger than the attack by the Catacombs, albeit with slower torpedoes. The alien ships pursued at 5700 km/s, although the Cairn could only manage half that speed as a result of engine damage caused by the lance strike. It was attacked twice by the light weapon batteries before it moved out of range, albeit without any further internal damage. Meanwhile, the ten Catacombs moved back toward the planet.

When the eight surviving weapon batteries had recharged, they fired on the damaged Reaper at 90,000 km, scoring fifteen strength-1 hits, three of which penetrated its damaged armour. That was not sufficient to slow it down. Before the weapon batteries could recharge, the Catacombs moved back into orbit, effectively sacrificing themselves by drawing fire away from the crippled Cairn long enough for it to move outside weapon range.

The wave of ninety torpedoes moved out of range of the active sensors of the planetary defence regiment and disappeared into the dead zone between Imperium sensor ranges. One minute had passed since the emergence of the new Necron fleet. Lord-Captain Septimus ordered his own ship, Imperial Wrath, and her sister ship Iron Duke, to launch a salvo of sixteen torpedoes at the damaged Reaper. The MK I Standard Torpedo was size-24, more than double the size of the Necron torpedoes, with a speed of 25,000 km/s, a strength-25 warhead, ECCM and eleven decoys. The Imperium torpedoes were less than halfway to their target when the inbound Necron torpedoes reappeared on course for Battlefleet Orpheus.



The point defences of the four Imperial warships killed fifteen torpedoes and forty decoys. The remaining seventy-five Necron torpedoes struck Imperial Wrath with strength-10 warheads. Her shields were instantly flattened and her armour torn apart, losing sixty percent of its volume. Almost a quarter of the torpedo detonations penetrated the remnants of the armour, inflicting massive internal damage. Three of the cruiser’s four engines were disabled, reducing her speed to just 1000 km/s, along with two-thirds of her shield generators and her jump drive. Only one of her torpedo launchers was damaged and her fire control was intact, but it would be thirty minutes before they could fire again.

Lord-Captain Septimus ordered the other three warships to leave Imperial Wrath behind and move toward the planet. While he was tempted to order them to flee, the alien warships were faster and there would be no escape. Two minutes after the attack on Imperial Wrath, the Imperium torpedoes reached the damaged Reaper. There was no point defence fire and the alien warship was struck multiple times, before vanishing in a strength-168 secondary explosion. As a result, the two remaining Reapers and the Scarab began to retreat from Battlefleet Orpheus, while the crippled Cairn continued closing the range.

Septimus hoped the aliens might try to hold open the range and retreat within weapon range of the Raven Watch. However, the Necrons adjusted their course to move around the planet, remaining outside the range of the Imperium ground-based weapons, while slowly increasing the range. Unfortunately, the alien ships would be out of range before the torpedo launchers on the two cruisers could recycle. Once that outcome became inevitable, Septimus reversed the course of the undamaged ships to provide some protection for Imperial Wrath. The decision was just in time, as a new wave of fifty-four Necron torpedoes was detected passing Orpheus-A II in the direction of the Imperial warships.



A minute later, a further seventeen torpedoes were detected from the Cairn, travelling ahead of the main wave. Battlefleet Orpheus was reassembled ten seconds before the arrival of the smaller wave. Nine torpedoes were killed by point defence, leaving eight to hit Imperial Wrath. Most of the damage was absorbed by her shields, operating at one third strength, but one torpedo penetrated her armour, disabling her main sensor and one of her weapon batteries. Ninety seconds later, the main torpedo wave arrived. Only ten were hit by point defence, along with thirty-eight decoys. Imperial Wrath was struck by forty-three torpedoes, triggering a cataclysmic strength-275 secondary explosion that blew apart the 60,000-ton cruiser.

Lord-Captain Septimus and five hundred and forty-five other officers and crew members made it to the life pods, from a total complement of eighteen hundred and nine. Iron Duke picked up the survivors, then set a course for the Wolf 359 jump point, along with Aegis and Cerberus. They could not catch the Necron warships, all of which were classified as destroyers, apart from the crippled Cairn, and any attack on the Necron surface-to-orbit batteries would only hasten their demise. Septimus decided their only realistic course of action was to run and attempt to survive any further salvos.

Another wave of seventeen torpedoes from the Cairn arrived twelve minutes after the destruction of Imperial Wrath. Iron Duke’s own torpedo launchers were still almost four minutes away from recycling. Nine struck the shields of Iron Duke, reducing them to sixty-four percent strength. Three and a half minutes later, thermal contacts from a new wave of fifty-four torpedoes appeared at four million kilometres, followed a few seconds later by the launch of eight MK I Standard Torpedoes from Iron Duke, targeted on the Cairn.



Iron Duke suffered forty-three strength-10 hits, sufficient to flatten her shields and destroy twenty-five percent of her armour. A single hit penetrated but did not cause any internal damage. When the eight Imperial torpedoes arrived at the Cairn, four were distracted by decoys and a fifth missed. One of the remaining three penetrated the Cairn’s armour with its strength-25 warhead, leaving the Necron destroyer dead in space.

There was no further torpedo launch from the Cairn, but a fourth wave of fifty-four torpedoes arrived from the Scarab and the two Reapers, inflicting a further forty-two hits on Iron Duke. Her armour was battered once again, with half its volume now lost into space. Four detonations penetrated, destroying several weapons but leaving her vital systems intact. Lord-Captain Septimus decided to hold at maximum torpedo range from the Cairn, as the Necron destroyers were plainly intent on unloading their entire magazine and the jump point was thirty-seven hours away.

Iron Duke launched another eight torpedoes, with the fifth wave of Necron torpedoes just a minute away from impact. The Necron launchers were obviously recycling considerably more quickly than those on the Imperium ship. Once again, Iron Duke suffered in excess of forty hits and this time the damage was far more severe. Three of her four engines were destroyed, along with four of her six shield generators, six weapon batteries and her primary magazine. Fortunately, the remaining torpedoes were ejected on destruction. Her torpedo fire control remaining intact, so the already launched torpedoes continued toward the Cairn. This time, there were no decoys and no misses. All eight torpedoes hit and blew the Cairn to pieces.

With no target available, Iron Duke headed for the jump point with the two light cruisers in support. There was no respite for the crippled cruiser as a sixth wave of fifty-four torpedoes appeared on thermal sensors. With only one third of her normal shield and armour strength, the battered 60,000-ton cruiser could not withstand the assault and exploded. Aegis and Cerberus picked up the survivors, including Lord-Captain Septimus who had now survived the loss of two ships, and continued on course for the jump point.

Half an hour after the destruction of Iron Duke, a wave of eighteen torpedoes was detected closing on the two Imperial Navy light cruisers – perhaps a sign that the Necron destroyers had finally exhausted their torpedoes. By this point, the Scarab and the two Reapers had reversed course and were maintaining the range, while staying on a heading that would avoid the surface-to-orbit weapons of the Raven Watch on Orpheus-A II.



Aegis and Cerberus managed to shoot down seven of the torpedoes. The other eleven struck Cerberus, reducing her shields to just one percent. That proved to be the last attack. The light cruisers continued on course while the three Necron destroyers moved away, presumably out of ordnance but not prepared to attempt to reload while the Raven Watch guarded the planet. On the surface of Orpheus-A II, the grinding combat between the Kaledon Hunters and the Necron ground forces continued, with the latter reduced to less than seven hundred bots and a hundred mechs.

For now, combat in the Orpheus system had ceased. While the Necrons had suffered substantial losses, including two bases of over 30,000 tons, two 16,800-ton destroyers, a dozen FACs and two other vessels, suspected to be unarmed, that was now outweighed by the losses to the Imperial Navy, comprising two 60,000-ton cruisers and a 15,000-ton frigate. In fact, Imperial Wrath and Iron Duke represented half the cruiser strength of the entire Navy.

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Re: Gothic IV Updates Thread
« Reply #2 on: March 12, 2025, 09:52:34 AM »
On December 26th 4002, Aegis and Cerberus arrived at the Wolf 359 jump point, where two Cetaceous class troop transports waited with the Heavy Armour Corps and the Cadian Shock Corps. Unwilling to give up on the Orpheus system, the High Lords ordered the dispatch of the carriers Ferrum Aeterna and Rhadamanthine, escorted by two light cruisers and a strike cruisers. The carrier Archon Kort was already en route. With the reduction in the cruiser strength of the Imperial Navy, they would fight a carrier engagement instead.

On January 1st 4003, a new Phaeron class ship appeared in orbit of Orpheus-A II and was immediately blown out of the sky by the surviving batteries of the Raven Watch. Five days later, the sky was darkened by the arrival of the most substantial Necron force to date, comprising three 50,537-ton Thanatos class, two 33,650-ton Wraith class, two 16,798-ton Khopesh class and a 16,811-ton Cairn class destroyer. Given how much damage was inflicted by the five destroyers of the prior fleet, this force would be a significant threat to the Imperial Navy.

The two Khopesh class ships opened fire on the surface with turret-mounted bombardment cannon, destroying a planetary weapon battery. In response, the Raven Watch inflicted multiple armour hits on a Thanatos and a Khopesh. The fleet moved away at 5700 km/s, in the direction of the Wolf 359 jump point and one of the Thanatos class ships launched a wave of fifteen torpedoes. The torpedoes struck the surface, destroying a pair of automated mines that had recently been recovered by an Ordo Machinum formation on Orpheus-A II, and the Khopesh continued their attack, albeit without destroying any more surface-to-orbit weapons.

A second wave of torpedoes was launched ten seconds later, targeted on the Raven Watch. The fifteen strength-10 warheads took out the last remaining lance battery, leaving seven weapon battery and eight light weapon batteries. The former returned fire, scoring ten strength-1 hits on the armour of a Wraith. A third wave of torpedoes was launched after a further ten seconds, as the Necron fleet continued to move away, changing to eighteen torpedoes for the fourth wave. The fast launch rate was likely due to different ships launching, with the larger fourth wave being launched from the Cairn, which was known to have eighteen launchers. The weapon batteries of the Raven Watch managed to hit a few inbound torpedoes but the surface detonations took out a further three weapon batteries and a light battery.

After the fourth wave of their size-11 torpedoes, the Necrons began firing small waves of five size-1 torpedoes, travelling at 77,000 km/s, making them very difficult targets for point defence. Even so, they managed to kill one or two from each wave. The small strength-1 warheads of the light torpedoes made them less effective, but the bombardment was relentless, with the light torpedoes arriving every ten seconds. After twenty waves, the firing ceased, presumably because whichever ship was firing had moved out of range. Three weapon batteries had suffered near misses, but none were destroyed. The Raven Watch now comprised just four weapon batteries and seven light weapon batteries. Shortly thereafter, the large Necron fleet disappeared from the short-ranged sensors of the planetary defence regiment.

After a further ten minutes, the Raven Watch detected a new wave of eighteen size-11 torpedoes. The Necrons seemed determine to eliminate the thorn in their side. Three torpedoes were shot down before impact, but the fifteen strength-10 detonations destroyed three more weapon batteries. A wave of fifteen more torpedoes arrived three minutes later and wiped out four light weapon batteries. The Raven Watch was finally being battered into submission. The coup-de-grace was delivered by another wave of fifteen, which destroyed the last weapon battery and the remaining three light weapon batteries. The Necrons now had full control over the orbital space of Orpheus-B II, which could also mean they had access to reloading facilities for their ships.

The extended bombardment, combined with the previous attacks, resulted in significant environmental damage to the planet. Inquisition Intelligence estimated the level of radiation would reduce any industrial production on the planet by thirteen percent, while the dust in the atmosphere was causing a fourteen degree drop in surface temperature. Despite the intense combat in space, the drawn-out, grinding combat among the forested mountains continued, made even more unpleasant by the environmental problems.

Eight hours after the destruction of the Raven Watch, the reinforcements from Battlefleet Terra arrived in the Orpheus system, giving Battlefleet Orpheus a strength of three Dictator class carriers, four Dauntless class light cruisers and one strike cruiser. Given the probable firepower of the new Necron fleet, Battlefleet Orpheus was unlikely to survive a direct confrontation, but the seventy-two Starhawk bombers could deliver a powerful, long range torpedo attack. To do that, the position of the Necron fleet had to be determined. Three Aquila class landers were dispatched on different courses toward Orpheus-A II, one of which conducted a probe of the unexplored jump point that lay between the planet and the Wolf 359 jump point and discovered the Anvilus system, comprised of an orange K8-V primary, eight unremarkable planets and an asteroid belt.

Battlefleet Orpheus
Dictator class Carrier: Archon Kort, Ferrum Aeterna, Rhadamanthine
Dread Argent class Strike Cruiser: Dread Argent
Dauntless class Light Cruiser: Aegis, Bellerophon, Cerberus, Divine Crusade
2x Thunderhawk class Assault Transport
72x Starhawk class Bomber
90x Fury class Interceptor
7x Aquila class Lander

All three Aquilas were approaching with sensors off, with the intention of activating them once they moved within fourteen million kilometres of the planet, which was their maximum sensor range. The first to arrive detected sensor emissions from two Thanatos class ships moving toward it from the direction of Orpheus-A II. It continued onward, trying to get within sensor range, but was destroyed by a salvo of anti-ship torpedoes when it was still twenty-five million kilometres away. The other two Aquilas approached from opposite directions. As they moved within thirty million kilometres, the Thanatos emissions appeared once again.



The Aquila that was being pursued attempted to retreat, but was struck by a salvo of torpedoes, then the Necron ships reversed course and destroyed the third Aquila before it could move within range. With no sensor data on the Necron fleet and the Necron anti-ship torpedoes able to target something as small as the 300-ton Aquila at over twenty million kilometres, double the range of Imperial torpedoes, there was no realistic way for Battlefleet Orpheus to launch a bomber strike.

As a first step to addressing this problem, a new variant of the Aquila was created. The Noctua class lander lacked the heavy bolter of the Aquila and replaced the three small sensors with a newly designed augur array. Massing 90 tons, the MK I Noctua Augur Array could detect ships of 10,000-tons or more at a distance of fifty million kilometres.

Noctua class Lander      300 tons       5 Crew       55.6 BP       TCS 6    TH 24    EM 0
4000 km/s    JR 3-50      Armour 1-3       Shields 0-0       HTK 2      Sensors 0/0/0/0      DCR 0-0      PPV 0
Maint Life 2.20 Years     MSP 25    AFR 60%    IFR 0.8%    1YR 7    5YR 104    Max Repair 31.7 MSP
Commander    Control Rating 1   
Intended Deployment Time: 1 months    Morale Check Required   

RM-3 Military Jump Drive     Max Ship Size 300 tons    Distance 50k km     Squadron Size 3

Ravenor Drive Systems RDS-24-MB (1)    Power 24    Fuel Use 246.91%    Signature 24    Explosion 12%
Fuel Capacity 40,000 Litres    Range 9.7 billion km (28 days at full power)
MK I Noctua Augur Array (1)     GPS 5760     Range 50.1m km    Resolution 200

The second step was the design of a new, extended-range torpedo. The MK I Long Range Torpedo had a twenty reduction in warhead strength and a ten percent reduction in speed compared to the Standard Torpedo, but three times the range, at twenty-nine million kilometres. Finally, a new fire control was developed for the Starhawk bomber, increasing the fire control range from nine to thirty million kilometres, at the expense of a changing the resolution from 500 tons to 8000 tons and reducing the bomber’s range by a quarter. The Starhawk-B would retain its existing augur array, so long-range identification of targets would require support from a Noctua, or another vessel with long-range sensors. Construction of the Noctua, the new bomber and new torpedoes would begin immediately. A new shipyard would be constructed to allow conversation of the existing Starhawks.

Starhawk-B class Bomber      400 tons       1 Crew       58 BP       TCS 8    TH 64    EM 0
8000 km/s      Armour 1-4       Shields 0-0       HTK 2      Sensors 0/0/0/0      DCR 0-0      PPV 3.6
Maint Life 1.80 Years     MSP 25    AFR 80%    IFR 1.1%    1YR 10    5YR 144    Max Repair 32 MSP
Magazine 24 / 0   
Commander    Control Rating 1   
Intended Deployment Time: 3 days    Morale Check Required   

Ravenor Drive Systems RDS-64-AB (1)    Power 64    Fuel Use 700%    Signature 64    Explosion 20%
Fuel Capacity 16,300 Litres    Range 1.05 billion km (36 hours at full power)

Fixed Torpedo Launcher (1)     Missile Size: 24    Hangar Reload 245 minutes    MF Reload 40 hours
MK II Starhawk Fire Control (1)     Range 31m km    Resolution 160   ECCM-1
MK I Standard Torpedo (1)    Speed: 25,000 km/s    Range: 9.4m km    WH: 25    Size: 24    TH: 3,000 / 6,000 / 12,000
MK I Starhawk Augur Array (1)     GPS 192     Range 10m km    Resolution 120

On January 13th, the Ordo Machinum on the surface of Orpheus II managed to reactivate a mining installation. That promoted a barrage of torpedoes from orbit that destroyed the mine and killed thirteen Guardsmen. The Ordo was ordered to cease operations immediately.  Ground combat operations continued and it became apparent that the Necrons were holding back a force of approximately six hundred Warrior bots to protect their surface-to-orbit weapons, while the remaining Praetorians held off the four regiments of Kaledon Hunters. Slowly, the Praetorians were eliminated, hunted down one by one on the steep forested slopes.

In late January 4003, the Imperial Guard started to break through their lines and destroyed two of the Necron surface-to-orbit weapons, along with several Centurions. The combat bots responded and the intensity of combat spiked to a level not seen for months. Dozens of guardsmen were killed each day, rather than a handful, but the Kaledon Hunters were cutting through the alien formations, surrounding them and wiping them out. With victory within sight, the two reinforcement corps waiting at the Wolf 359 – Orpheus jump point were deemed to be no longer necessary, so the transports were ordered to return to Terra.

The first Noctua arrived in Orpheus on February 5th 4003, refuelled at a replenishment ship at the Wolf 359 jump point, then headed in-system. It moved to within forty million kilometres of Orpheus-A II before activating sensors, but detected nothing in orbit. Lord Captain Lucifer Varvanus, commanding the reinforced Battlefleet Orpheus, ordered the Noctua to continue closing until it detected something, or reached the planet. Three hours later, the 300-ton scout entered orbit of Orpheus-A II. There was no sign of the large Necron fleet.



Three days later, the Kaledon Hunters Imperial Guard Corps finally eliminated the last of the Necron ground forces on Orpheus-A II. They secured several ground installations, including the Necron equivalent of a cargo shuttle station, an ordnance transfer station and refuelling station, plus two deep space tracking stations. Bunkers contained almost a hundred million litres of fuel and thirty thousand maintenance supplies. However, the Necrons had destroyed their ordnance stockpile once they knew defeat was inevitable.

With access to the Necron tracking stations, the troops on the surface were able to detect the Necron fleet. The three surviving destroyers from the force responsible for the destruction of Imperial Wrath and Iron Duke had combined with the larger force that bombarded the Raven Watch, plus a further five destroyers that had presumably arrived after the Raven Watch was destroyed and therefore could not be detected. The alien fleet was positioned just outside the orbit of Orpheus-A II on the far side of the star, but moving back toward the planet. Why they had moved away was a mystery, but over 400,000 tons of advanced alien warships were closing on Orpheus-A II and, without the new torpedoes and improved Starhawks, there was nothing that Battlefleet Orpheus could do about it.

Necron Fleet
3x Thanatos. 50,500 tons
2x Wraith. 33,650 tons.
5x Reaper. 16,800 tons
2x DD Cairn. 16,800 tons
2x Scarab. 16,800 tons
2x Khopesh. 16,750 tons



The Noctua moved away from the planet and began shadowing the Necron fleet from forty-five million kilometres. The Necrons adjusted course to intercept, so the Noctua disengaged active sensors and changed course., at which point the alien fleet resumed its course for Orpheus-A II. At eight million kilometres from the planet, and twenty-five million from the fleeing 300-ton scout, the Necrons launched two salvos of torpedoes within a few seconds, one toward Orpheus-A II and the other against the scout.



Fifteen surface impacts destroyed all of the captured Necron installations, except a single tracking station. Collateral damage killed almost sixty guardsmen and destroyed five Chimera light attack vehicles. Eleven minutes later, the Noctua was blown to pieces. The Necron ships moved into orbit of Orpheus-A II and launched another torpedo salvo to eliminate the last tracking station and killed another sixty guardsmen. With orbital space secured and all surface installations eliminated, they ignored the Kaledon Hunters on the surface, which were at seventy-five percent of their original strength. One regiment had been disbanded to bring the others up to strength.

The Necrons were firmly in control of the only valuable real estate in the system - Orpheus-A II had over a hundred identified recovery sites remaining and an ancient construct that would double the effectiveness of energy weapon research – but they had showed no interest in any of the jump points. Five had been discovered so far and four of those had Auspex buoys deployed, with no detections of Necron ships. With the Imperial Navy unable to effectively confront the Necrons in the short term and no apparent immediate threat to Wolf 359 or Sol, there was little point in Battlefleet Orpheus remaining at its current strength. The Dauntless class light cruisers Divine Crusade and Bellerophon remained at the jump point, while the carriers and other light cruisers set course for Terra.

The Imperial Navy and Imperial Guard had inflicted significant casualties on the Necrons, since their emergence in November 4002, but there was no doubt this was a tactical and strategic defeat for the Imperium. Thousands of Imperial Navy crewmen and Imperial Guardsmen had been killed, along with over a million civilian settlers. Many valuable installations had been destroyed. Once the Imperial Navy replaced its losses and improved its technology, it would return to Orpheus and take revenge. For now though, the Imperium would avoid further conflict with the Necrons and abandon Orpheus-A II as a colonisation target, although the frigates Constantia and Emperor’s Light would complete their gravitational survey and investigate the remaining  jump points.

There were also a considerable number of wrecks in Orpheus and the salvage ship Phoenix was standing by at the Wolf 359 jump point, along with a pair of Carrack class freighters. However, all the wrecks were close to the orbit of Orpheus-A II and any salvage attempt would very likely attract the attention of the Necron fleet. Phoenix was also ordered to return to Terra.

With the end of combat operations in Orpheus, the main focus of the Imperium returned to exploration. By the end of April 4003, the ten survey frigates of the Imperial Navy, including the recently constructed Omnis Arcanum and Veritas, had increased known space to twenty-five systems, including four beyond Orpheus. The first colony of the Korranis Dominion to be found outside of Graildark - a relatively small outpost with an EM signature of three hundred - was discovered on the first moon of Cerix Magnus II. Emissions were also detected from surface-based weapons. A survey of the moon revealed why the Korranis colony was established, as it contained over a million tons of high accessibility minerals. The territory of the Dominion seemed to be particularly mineral-rich.

Cerix Magnus II - Moon 1 Survey Report
Duranium:   634,330   1.00
Tritanium:   211,768   0.90
Mercassium:   50,495   0.80
Vendarite:   358,697   0.70
Uridium:   179,614   1.00
Corundium:   1,924   0.90
Gallicite:   336,862   1.00



A week later, a Korranis colony was found on a comet in the Graildark outer system and on May 19th a second colony in Cerix Magnus, located on the third planet. Six Dominion colonies had now been identified, including the major colony on Graildark-B II. Over sixty different ships had been identified in the two systems, plus in Repentance, with an estimated 700,000 tons of military shipping. The Korranis Dominion was plainly a significant power and with the Necron threat still extant, it was fortunate they did not seem immediately hostile.

Cerix Magnus III Survey Report
Duranium:   8,988,797   0.40
Corbomite:   5,569,599   0.10
Tritanium:   6,969,599   0.10
Sorium:   999,999   0.10
Uridium:   705,598   0.20
Corundium:   12,959,999   0.10
Gallicite:   2,822,395   0.60

On July 8th 4003, a small, 6,273-ton Korranis ship, designated as Shard of Chaos class, entered Lavantia from Graildark, leaving it just two jumps from Sol via Caliban. An Imperium colony had already been established on Caliban II and had a population of one million. Expansion of that colony was prioritised, to ensure the Imperium could lay a claim to the system if the Dominion entered.

A month later, the Korranis Dominion asked the Imperial Navy survey frigate Evening Star to leave Graildark as a matter of urgency. Evening Star transited into Repentance to begun a survey of that system, but a few days later the Imperium diplomatic station in orbit of the main Korranis colony in Graildark received a similar demand. A tug was dispatched to the system, but it would take a month to arrive. While it was in transit, the Dominion repeated its demand every few days. Finally, on September 3rd, the tug towed the station into Cerix Magnus and positioned it in orbit of the small Korranis colony on the third planet. From that point onwards, normal diplomatic relations resumed. Inquisition Intelligence believed the Dominion viewed Graildark as one of their core systems and would no longer tolerate a permanent Imperium presence.

After the diplomatic tension with the Korranis Dominion was resolved, the Imperium focused on exploitation of the xenoarchaeological sites on Mars and Alpha Centauri IV, with the latter also the target of colonisation efforts due to the presence of an ancient construct dedicated to propulsion research. Mars already had a growing population, dedicated primarily to wealth generation. By September 4004, both sites had been fully exploited and each had a population in excess of thirty million. Eleven research facilities were in place on Alpha Centauri IV, with fifty-eight more on Terra. Mars had over two hundred financial centres. One hundred and sixty automated mines, from the two xenoarchaeological sites plus Terra, had been transported to Alpha Centauri I.

Alpha Centauri-A I Survey Report
Duranium:   6,222,868   1.00
Neutronium:   12,794,614   0.60
Corbomite:   1,882,332   0.10
Tritanium:   10,144,173   0.10
Boronide:   14,607,632   0.10
Mercassium:   16,941,299   0.30
Uridium:   153,612   0.10
Corundium:   23,532,149   0.10
Gallicite:   11,431,004   0.30

Throughout the process of recovering the installations and other supplies on the two worlds, there had been great concern about a Necron incursion similar to that in Orpheus. Two light cruisers and two frigates were stationed at Alpha Centauri IV and two planetary defence regiments were deployed on the surface, along with a full Imperial Guard Corps. Battlefleet Terra kept a close eye on Mars, which also had a planetary defence regiment and an Imperial Guard Corps. Once both sites were cleared of all alien material, the focus changed to Alpha Centauri V, which had over two thousand identified recovery locations, plus a small colony of two million.

In the meantime, the shipyards of Terra had more than replaced the losses in Orpheus. The Lunar class cruisers  Agrippa and Righteous Fury joined the Imperial Navy in June 4004, along with the Dictator class carrier Bellator Stoicus. They were joined in July 4004 by the Firestorm class frigates Final Silence, Order Absolute and Reaver’s Dismay. The Starhawks on all six Dictator class carriers were upgraded to Starhawk-Bs, with substantially long-ranged fire controls, while Terra’s ordnance factories had produced enough long range torpedoes to arm every bomber, although any follow-up strike would rely on the standard torpedoes in the magazines of the carriers.

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Re: Gothic IV Updates Thread
« Reply #3 on: March 12, 2025, 09:53:24 AM »
This is the 4th of four posts today.

By mid-September, the Imperial Navy was ready to return to Orpheus. All four Lunar class cruisers, all six Dictator class carriers, two Dauntless class light cruisers and two Dread Argent class strike cruisers were formed into a powerful new fleet and dispatched to Orpheus. They would deliver an initial bomber strike, then, depending on results, potentially engage the Necrons at closer range, or least force them to burn through their ordnance. The Kaledon Hunters still held the surface of Orpheus-A II, so the Necron warships had nowhere to reload their torpedoes. If the alien force proved too powerful, the fleet would retreat, with the emphasis on preserving the carriers.

Battlefleet Orpheus
Lunar class Cruiser: Agrippa, Holy Flame, Justicar, Righteous Fury
Dictator class Carrier: Archon Kort, Bellator Stoicus, Ferrum Aeterna, Hammer of Justice, Rhadamanthine, Ultima Praetor
Dauntless class Light Cruiser: Bloodhawk, Dauntless
Dread Argent class Strike Cruiser: Eternal Defiance, Holy Execution
4x Thunderhawk Assault Transport
144x Starhawk-B Bomber
180x Fury Interceptor
4x Noctua Lander
7x Aquila Lander

Battlefleet Orpheus moved to a point midway between the Wolf 359 jump point and the planet, then launched all one hundred and forty-four Starhawks, escorted by one hundred and eighty furies and four Noctua class scouts. The strike wave massed over a hundred thousand tons. Only a single Noctua and a single Fury had sensors active. At one hundred million kilometres from Orpheus-A II, the Noctua detected a Necron Thokt class ship approaching. This was believed to be unarmed, so four Furies were detached and sent ahead to intercept.



When the interceptors moved within fourteen million kilometres of the Necron ship, it reversed course and ran. The Furies had a 1440 km/s speed advantage so they pursued, keeping the Thokt away from the main strike wave. Suddenly, fifty-five million kilometres from the planet and less than nine from the Thokt, two of the Furies were struck by Necron torpedoes. The remaining pair reversed course and retreated, but were struck moments later. The Thokt reversed course and began advancing once again.

Six Starhawks were ordered to accelerate to full speed and launch their torpedoes against the Thokt, classified as a scout, as soon as their fire controls could achieve a lock. As they moved ahead of the rest of the strike wave, which was held back by the speed of the four Noctua landers, the Noctua detected the rest of the Necron fleet, comprising eleven destroyer-sized ships, two 33,000-ton Wraiths and the three 50,000-ton Thanatos class.



The leading Starhawks achieved a lock at twenty-six million kilometres and each launched its torpedo at the Thokt, before reversing course and heading for home. The rest of the Necron fleet was at thirty-two million kilometres. As the torpedoes had a speed of 22,500 km/s and the Thokt had a speed of 8556 km/s, along with superior electronic warfare capability, it was a difficult target. One torpedo was destroyed by some form of point defence system. Four of the remaining five, with an approximate twenty-seven percent chance to hit, missed the target. The last torpedo struck the Thokt amidships, penetrating the Necron armour with its strength-20 warhead and reducing the speed of the alien ship to 5700 km/s.

Learning from the attack on the scout, the rest of the strike wave targeted eighteen torpedoes each on six of the 16,800-ton destroyer-sized ships and thirty torpedoes on a 33,000-ton Wraith. The strike leader, Commander Apollo Galenus, was concerned about dispersal of the salvo, but the objectives of the strike were information-gathering for potential future attacks and forcing the expenditure of any defensive ordnance or decoys. The Imperial Navy could reload. The Necrons could not, at least as far as Inquisition Intelligence was aware. When the range fell to twenty-seven million kilometres, they launched. The bombers headed back for the carriers, along with two Noctua class landers trailing behind, while the Furies held the range open as long as they could while remaining with the other two Noctuas.

As the torpedo wave moved within a million kilometres of the Necron fleet, thirty-two strength-1 detonations were recorded, some hitting torpedoes but most striking decoys. Some of the Necron classes were equipped with the light torpedoes used to bombard the Raven Watch during the battle for Orpheus-A II, but they had yet to be observed closely enough to identify the launching ships. A further eighty detonations were detected over the next fifteen seconds, before thirty-six Necron torpedoes were detected closing on the Fury class interceptors. The Furies were ordered to leave the Noctua landers astern and retreat at full speed. Torpedoes from both sides closed on their targets simultaneously.

After almost a hundred more light torpedo detonations and forty-four impacts from energy-based point defence, the Imperial Navy torpedoes arrived at the Necron fleet. Fifty detonated their strength-20 warheads, twenty-one of which struck decoys. All seven targets were hit at least once and five suffered at least one armour penetration. One of the Reaper class destroyers was left dead in space and a Khopesh class was reduced to half speed. While the strike did not destroy any Necron ships, it absorbed a considerable number of light torpedoes, based on the assumption that only some of the defensive torpedoes hit their targets, forced the targets to expend their decoys and inflicted significant armour damage on several ships. Five seconds later, the Necron torpedoes arrived and eliminated the two closest Noctua. One of the two surviving Noctua activated its sensors so it could monitor the enemy fleet.

Lord-Captain Lucifer Varvanus, commanding Battlefleet Orpheus, ordered the wave of Fury class interceptors to charge the enemy fleet. While Varvanus held out little hope that they could penetrate the hostile defences, the Furies had a speed of 10,000 km/s and were difficult targets for the Necron torpedoes to hit, plus they possessed considerable point defence capability. The Necrons would have to expend irreplaceable torpedoes to eliminate them. Varvanus was also aware the Imperium was perhaps fifteen months away from developing Ion engine technology, partially because of advanced tech recovered from the alien sites in Sol and Alpha Centauri, at which point the interceptors would be replaced by a newer design. Therefore, from his cold, strategic perspective, they were an expendable resource in the quest for victory.

The damaged Khopesh and Thokt class ships reversed course away from the Imperial Navy attack craft. One of the Reapers was unable to move. The remaining Necron ships continued their advance. Eight minutes after the exchange of torpedoes, the Furies detected a new wave of thirty-six torpedoes, travelling at 32,000 km/s. On the assumption they were targeting the Noctua, the Furies used attacked the torpedoes as they passed, eliminating fourteen of them, along with almost sixty decoys. The rest passed by the Furies, destroyed both remaining Noctua and removing the Imperium sensor coverage.

Lord-Captain Varvanus ordered the Furies to set a course for Orpheus-A II, as they didn’t need to be able to see the Necron ships in order to absorb their torpedoes. Then he detached the carriers and took his four cruisers, two light cruisers and two strike cruisers toward the inner system. He could not fight the Necrons on equal terms, but he could wear them down and leave them open for the Starhawks to return with their short-ranged torpedoes. Five minutes later, the Furies encountered a wave of twenty-eight torpedoes and managed to shoot down twenty-three of them. The remaining five destroyed two Furies.

After a further eight minutes, the Furies detected a wave of thirty-six torpedoes, then ten seconds later the Necron fleet appeared at the edge of their two million kilometre sensor range. A hail of point defence fire greeted the torpedoes, killing over half, but another two Furies died. The enemy fleet continued to close, with the range dropping by fifteen thousand kilometres a second. Suddenly, at just over a million kilometres from the Necron fleet, a wave of one hundred and forty light torpedoes streaked in at 77,000 km/s. Despite heroic point defence efforts that destroyed over a quarter of the inbounds, Fourteen Furies were blown to pieces and another suffered armour damage.

Given the Necron light torpedoes had a ten second reload rate, then even if the Necrons maintained their reciprocal course and allowed the Furies to close to point-blank range, they would lose half of their strength before they arrived. If the Necrons reversed course, they would not make it into weapon range. Lord-Captain Varvanus was prepared to sacrifice the Furies and their crews for the good of the Imperium, but not without a commensurate gain. He ordered them to immediately reverse course and attempt to return to their carriers, if they could survive the follow-up salvos.

Ten seconds later, fourteen more interceptors were destroyed, then a dozen more. The retreating interceptors were hit with six waves in total, as the Necrons had waited until the Furies were well within range before launching the first attack. The ambush was extremely effective, especially as the Necrons had concealed the true strength of their light torpedo capability. Only ninety-four out of the original one hundred and eighty Furies were left in the strike wave and they had to endure further attacks from the Necron standard torpedoes. The Necron fleet continued to pursue the Furies, even as they disappeared from the sensors of the fleeing attack craft, which meant the rest of Battlefleet Orpheus was potentially in danger unless they stayed out of range. Unfortunately, the interceptors were down to half fuel so their carriers couldn’t retreat yet.

A follow-up attack by twenty-three standard torpedoes destroyed another Fury, but a subsequent wave of six was defeated by point defence. The size of the last wave, smaller than any previous attack in this or the previous battles, caused Lord-Captain Varvanus to consider if the Necrons really were running out of torpedoes, although it was also possible it was another Necron trick – suggesting weakness where none existed. That was the last Necron attack on the Furies and all the remaining attack craft landed without incident. Varvanus decided to hold Battlefleet Orpheus half-way between Orpheus-A II and the jump point, while the attack craft refuelled and the bombers loaded the older standard torpedoes. He dispatched an Aquila in an attempt to re-establish sensor contact with the main Necron fleet.

Eighty-seven Fury interceptors and four Noctua class landers had been lost and one hundred and forty-four torpedoes expended, in exchange for crippling one Necron ship, slowing another and inflicting armour damage on five more. The Necrons had also expended numerous torpedoes, which they presumably could not replace. In tactical terms it was undoubtably another defeat for the Imperial Navy, but strategically it was another step, albeit costly, toward inevitable victory.

The Aquila sent to locate the Necrons detected the Thokt class scout, still travelling at 5700 km/s, eighty million kilometres from Orpheus-A II, close to the location where the Furies were attacked by light torpedoes. The Thokt moved into close formation with the Aquila and began following it. Shortly thereafter, the Aquila detected the crippled Reaper at long range. Lord-Captain Varvanus ordered the Aquila to halt, while four Furies were launched with orders to attack the two Necron ships.



Only minutes later, the Aquila detected sensor emissions from two of the Thanatos ships at twenty-eight million kilometres and was ordered to retreat. The Thokt broke away and disappeared from sensors while the Thanatos began to close the range. As they moved within eighteen million kilometres of the Aquila, without firing any of their long-range torpedoes, Lord-Captain Varvanus decided it was time to proceed on the assumption they had exhausted their magazines. He ordered all Starhawks launched with standard torpedoes. Battlefleet Orpheus was one hundred and seventy million kilometres from the Necrons.

The Necron fleet moved within sensor range of the Aquila, confirming all the known ships were present, apart from the damaged Khopesh and crippled Reaper. By the time they were within eight million kilometres, still without firing, Varvanus was firmly convinced that Battlefleet Orpheus now had an advantage, although the Necrons could still have a supply of their deadly light torpedoes. All the 16,800-ton ships were known to be armed with standard torpedoes, except for the Khopesh which had attacked the surface of Orpheus-A II with turreted bombardment cannon, while the three 50,000-ton Thanatos class had also been detected launching torpedoes, albeit not enough at once to match their size. That left the two 33,000-ton Wraith class as the likely source of the light torpedoes. Lord-Captain Varvanus assigned them the highest priority for the inbound Starhawk strike.



As the Necrons were drawing close to the Aquila and would soon be in light torpedo range, the four interceptors launched earlier to run down the Thokt were redirected to shadow the alien fleet. Even though they only had a sensor range of two million kilometres, the range of the light torpedoes appeared to be less than one point five million. Unfortunately, all those theories were discarded when a salvo of anti-ship torpedoes suddenly took out the Aquila at four million kilometres. The Furies closed in regardless and re-established contact. Battlefleet Orpheus, now at one hundred and twenty-five million kilometres, changed course toward the jump point, just in case this was another Necron ambush.

Twelve minutes after the destruction of the Aquila, the Necrons launched a further eighteen torpedoes at the four Furies shadowing them. The Furies shot down one of the torpedoes, before seven strength-10 detonations obliterated one of their number. The ten torpedoes that missed, reversed course and attacked a different Fury. Apparently, the Necron torpedoes had retargeting capability and onboard sensors. Therefore, when the torpedoes missed and attempted to re-engage, they found their original target was destroyed, at which point the onboard sensors identified a new target and the process repeated. This made the torpedoes particularly effective against small groups of fragile targets, such as fighters.

Another torpedo was taken out by the Furies’ lascannon, then a second Fury was destroyed by six detonations. The third Fury was destroyed by a single torpedo, before the last two torpedoes chased the frantically evading survivor until it too was blown apart. This Necron capability had not become obvious before due to the nature of the targets involved. The lesson for the Imperium was not to send small groups of fighters into Necron torpedo range and certainly not to send groups without any point defence, which described the approaching group of Starhawk bombers. In any event, the loss of the Furies meant the only sensor contact with the Necrons was emissions from two of the Thanatos class ships.

Lord-Captain Varvanus ordered the Starhawks to halt their approach and dispatched the remaining eighty-nine Furies to join them. The Necron fleet continued to advance, moving within a hundred and ten million kilometres of Battlefleet Orpheus before the Furies and Starhawks combined into a single strike force, approximately thirty million kilometres from the Necrons. Several Aquila landers provided sensor coverage.





Varvanus ordered the Starhawks to close within the range of their standard torpedoes – approximately eight million kilometres due to the electronic warfare advantages of the Necrons - and focus their main attack on the two Wraith class ships and the remaining Khopesh. There was no hostile torpedo fire as they closed, reinforcing the idea the Necrons were low on ordnance. Forty-two torpedoes were targeted on the Wraith that had been previously attacked, seventy-two on the undamaged Wraith and thirty on the Khopesh. This was a more concentrated attack than the first strike and Lord-Captain Varvanus hoped to eliminate the suspected point defence ships, so the surviving Furies could attack at close range.

Necron light torpedoes began to intercept the inbound strike wave at just over a million kilometres. Almost two hundred strength-1 detonations were recorded, along with fifteen energy-weapon impacts, before the torpedo wave arrived. The previously damaged Wraith was struck thirteen times by strength-25 warheads and exploded, the first Necron warship to be destroyed since Battlefield Orpheus returned to the system. The undamaged Wraith received thirteen hits, four of which resulted in armour penetrations that slowed the ship to one quarter speed. Decoys launched by the Wraith attracted twenty of the inbound torpedoes, which almost certainly saved the ship from destruction. The Khopesh escaped relatively lightly with only five hits, one of which penetrated, and no reduction in speed.

Lord-Captain Varvanus ordered the Furies to protect the Starhawks as they returned to the carriers, while he waited to see what the Necron fleet would do. The damaged Wraith dropped out of formation, reversed course and headed back toward Orpheus-A II at 1426 km/s. All the remaining Necron ships continued on course toward Battlefleet Orpheus, which was retreating toward the jump point to reduce the rate at which the range between the two fleets was decreasing.

Twenty-three minutes after the attack, an Aquila struggling to escape due to its maximum speed of 4000 km/s, had fallen to within three million kilometres of the Necrons. It detected a single inbound torpedo. Either the Necrons were almost out of torpedoes, or they had changed tactics to conserve whatever ordnance remained. The Aquila tried to intercept with its heavy bolter, but to no avail. It was destroyed by a single strength-1 detonation. Three other Aquila were in the vicinity, so they moved onto diverging courses in an attempt to avoid the advancing Necron fleet.



Once the Starhawks were over twenty million kilometres from the Necron fleet and relatively safe from attack, Lord-Captain Varvanus ordered the remaining Furies to abandon their escort mission and attack the Necrons. The retreating Wraith was well out of range, so it was time to discover exactly what defensive capabilities remained within the alien fleet. If they made it to point-blank range, their first target would be the damaged Khopesh, which was armed with turret-mounted bombardment cannon. At one point eight million kilometres from the enemy fleet, they were confronted by another new tactic. Eighteen torpedoes approached in two waves of four and one of ten, separated by a few seconds. This was possibly an attempt by a Necron ship to use a single fire control to engage multiple targets. Twelve torpedoes were shot down and three Furies destroyed.

The Furies moved well within light torpedo range, with no sign of hostile fire, reinforcing the idea that the two Wraith class cruisers were responsible for the ambush of the earlier Fury attack. At two hundred thousand kilometres, the Necrons reversed course and headed directly away from the approaching interceptors. At seventy thousand kilometres, three Furies were destroyed and a fourth disabled by bombardment cannon fire from the Khopesh, classified as a frigate.

Five seconds later, a further four Furies were destroyed, although they were able to return fire from 37,500 km and inflict over fifty strength-1 hits on the Khopesh, including fourteen that penetrated its armour. The third volley from the Khopesh killed four more Furies, before it was buried under an avalanche of lascannon fire, suffering forty-five internal hits. The Necron fleet chose that moment, with the fighters at point-blank range, to launch sixty-one anti-ship torpedoes.

Ten Furies exploded within seconds, but thirty-seven torpedoes remained, having missed their targets and turned to attack again. The Necron fleet launched a further sixty-four torpedoes, possibly using the same fire controls to launch multiple smaller salvos. The sixty-five surviving Furies were suddenly in significant trouble.  Lord-Captain Varvanus briefly considered ordering them to run, on the basis the Necron torpedo fire controls might have very limited range against such small targets, but even if that were true they would still have to re-enter that range to attack again, so he ordered them to press their attack while they still could.



Sixteen Furies exploded within the next few seconds amid forty-nine strength-10 detonations. Fifty-two torpedoes were still hunting targets and the Necron ships launched a further forty. Thirteen more interceptors were lost before the Necrons launched yet another wave. Thirty-six Furies faced eighty-eight torpedoes. All the analysis suggesting the Necrons were out of torpedoes was plainly incorrect. Once again, they had drawn the Imperial Navy into a devastating ambush.

The rate at which new torpedoes were appearing finally slowed. Thirty, then two salvos of only a dozen, then a few singles, until finally the Necrons ships stopped launching. The existing torpedoes continued to hunt down the Furies, destroying several in each pass as their numbers reduced. The interceptors were firing on the Necrons, even as they were being wiped out, and managed to overwhelm a Cairn class destroyer. Finally, ninety seconds after the first torpedoes were launched, the last one was shot down by a Fury. Only eleven Fury Interceptors remained from the original one hundred and eighty that were embarked on the carriers.

Those eleven interceptors had several minutes to inflict as much damage as possible before the Necron launchers recycled, so firstly they targeted those ships damaged by earlier torpedo strikes and opened fire, destroying a Scarab class destroyer and then a Reaper. Five minutes had passed since the first launch, so Lord-Captain Varvanus ordered them to attack a Thanatos class cruiser. The 50,000-ton warship withstood their attack for almost four minutes, until it was blown to pieces by a pair of large secondary explosions. Concerned about their remaining time and rapidly depleting maintenance supplies, they changed targets to a Reaper class destroyer.

The Reaper slowed as it suffered multiple internal hits, at which point it suddenly broke away on a course to the outer system, while the rest of the Necron fleet, now comprising two Thanatos class cruisers and four 16,800-ton destroyers, set a directly-opposing course, back toward the inner system. By the time the Reaper was eliminated, the other Necron ships were 200,000 km away. Almost ten minutes had passed since the last torpedo launch. Varvanus ordered the Furies to pursue. Maybe this time, the Necrons really were out of ordnance.

Just as they drew close, the Necrons launched a pair of torpedoes, which were shot down, followed by another pair five seconds later, which destroyed a Fury. Varvanus ordered the interceptors to maintain their attack on a Cairn class destroyer. The Necrons continued to launch pairs of torpedoes and the Furies began to die. With only two interceptors remaining, the Cairn exploded, so Varvanus gave them permission to escape if possible. They didn’t make it. The last torpedo attacked the last Fury several times, using decoys to avoid point defence, until it finally impacted.

Eighty-five Fury class interceptors had mounted the latest attack. Despite the total loss of every engaged Fury, they had eliminated a Khopesh class frigate, five destroyers and a 50,000-ton cruiser. The Necron fleet now comprised a pair of Thanatos class cruisers, a Scarab class destroyer and two Reaper class destroyers. Several damaged Necron ships were last seen heading towards the inner system, including a Wraith class light cruiser, a Reaper class destroyer, a Khopesh class frigate and a Thokt class scout. The five intact Necron warships changed course to intercept one of the Aquila class landers that was maintaining sensor contact. At three million kilometres they launched a single torpedo that obliterated the 300-ton Aquila, then vanished from Imperial sensors.

Battlefleet Orpheus, a hundred million kilometres from the recent battle, continued on course toward the Wolf 359 jump point while Lord-Captain Varvanus waited for the Starhawks to land and re-arm. There were enough Standard torpedoes on the six carriers for one more strike. An Aquila was also heading home, while a second set course for the inner system to monitor Orpheus-A II. Varvanus planned to find the Necrons again when he was ready to finish the battle.

Three hours later, emissions from the two Thanatos class cruisers were detected ninety million kilometres from Battlefleet Orpheus. The Necrons were plainly in pursuit, so perhaps their ordnance was still not exhausted. They were within theoretical active sensor range of the Lunar class cruisers, so Holy Flame engaged her active augur array. The Necrons were not detected, so it was likely they had advanced sensor jamming technology. Activating the sensor did have a different effect – the Necrons suddenly reversed course.

Until this point, only Bloodhawk, a Dauntless class light cruiser, had her sensors active, so it was possible the Necrons had underestimated the size of the Imperial Navy task group. Lord-Captain Varvanus ordered his fleet to reverse course and give chase. The Starhawks landed thirty minutes later and began to load torpedoes. Eight hours later, the Necron fleet reappeared at the edge of sensor range, close to the Anvilus jump point.



Lord-Captain Varvanus ordered all one hundred and forty-four Starhawks to launch and head for the alien ships. The Necrons reversed course again and soon moved out of sensor range. The Starhawks continued outward, adjusting their course when emissions were detected from the Thanatos class cruisers, while Battlefleet Orpheus headed for the inner system. Seven hours after the initial contact, the damaged Wraith class cruiser was detected by active sensors in the direction of Orpheus-A II. The Necron fleet was continuing to move away, with emissions detected near Orpheus-A III, rather than the second planet, which was being monitored by an Aquila. The crippled Reaper, still dead in space, was also detected via its sensor emissions.



At 7.30am, on September 20th 4004, the Starhawks moved within active sensor range of the Necron fleet. They launched one hundred and forty-four Standard Torpedoes, targeted on the two Thanatos class cruisers. This time, there was no Wraith with light torpedoes, or a Khopesh with point defence. Over half of the torpedoes missed, due to the speed of the Necron ships and their superior electronic warfare capability and half of the rest were distracted by decoys. The first Thanatos was hit by seventeen strength-25 warheads, with four detonations penetrating its armour. The second suffered only twelve hits, half of which penetrated due to multiple hits in the same location, then suddenly vanished amid a catastrophic strength-143 secondary explosion. The Necron fleet now comprised one damaged cruiser and three intact destroyers.

The Starhawks, which had moved within four million kilometres of the Necrons during the attack, set a course for their carriers. As they moved away one was struck by two torpedoes and destroyed. The bombers did not have torpedo detection sensors so they could not determine if more were inbound. The victorious return home suddenly become a terrifying death ride, as one Starhawk after another vanished in strength-10 detonations. Without point defence, every inbound torpedo continued to attack until it hit. A dozen Starhawks were lost before the attacks finally ceased.

As Battlefleet Orpheus was closing in on the damaged Wraith and crippled Reaper, it detected a salvo of seventeen inbound torpedoes. Given the direction, they were almost certainly from the Reaper, which had lost its engines but apparently only one of its torpedo launchers. Unfortunately, the fleet was running with shields down to avoid giving the Necrons any information about its strength. Those shields begin gaining strength as the fleet reversed course, but would only be at forty percent strength when the torpedoes arrived. The four cruisers, two light cruisers and two strike cruisers activated their point defence tracking and engaged the inbounds



Sixteen torpedoes were hit by point defence, leaving one to impact on the shields of the carrier, Archon Kort. There were no subsequent attacks, so it was likely the destroyer lost its magazine and only had the torpedoes already in their launchers. Two hours later, the Starhawks landed on the carriers. Lord-Captain Varvanus considered detaching the carriers, as they had no interceptors remaining and their magazines were empty. However, given the recent attack and the lack of information regarding the current location of the four ships remaining in the Necron fleet, he decided it would be safer for them to remain with the other warships.

Once Battlefleet Orpheus was within fifty thousand kilometres of the crippled Reaper, Varvanus ordered the strike cruiser Eternal Defiance to conduct a boarding operation with its two space marine companies. They landed on the hull, entered through the damaged armour and wiped out the remaining ‘crew’, which was entirely robotic, within sixty seconds. The Reaper had magneto-plasma engines, two generations ahead of the Imperial Navy’s gas-core technology, which explained its superior speed and the effectiveness of its torpedoes.

Reaper class Missile Destroyer      16,812 tons       308 Crew       2,619.6 BP       TCS 336    TH 1,920    EM 0
5710 km/s      Armour 5-58       Shields 0-0       HTK 75      Sensors 8/0/0/0      DCR 3-1      PPV 59.4
Maint Life 0.13 Years     MSP 292    AFR 754%    IFR 10.5%    1YR 2,167    5YR 32,508    Max Repair 480 MSP
Magazine 1,461 / 44   
Captain    Control Rating 2   BRG   AUX   
Intended Deployment Time: 12 months    Morale Check Required   

Magneto-plasma Drive  EP960 (2)    Power 1920    Fuel Use 20.41%    Signature 960    Explosion 10%
Fuel Capacity 600,000 Litres    Range 31.5 billion km (63 days at full power)

Size 22 Decoy Launcher (2)     Decoy Size: 22    Hangar Reload 234 minutes    MF Reload 39 hours
Size 11 Missile Launcher (30.0% Reduction) (18)     Missile Size: 11    Rate of Fire 800
Missile Fire Control FC85-R107 (2)     Range 85.7m km    Resolution 107   ECCM-2

Active Search Sensor AS74-R107 (1)     GPS 10272     Range 74.2m km    Resolution 107
Thermal Sensor TH1-8 (1)     Sensitivity 8     Detect Sig Strength 1000:  22.4m km
Electronic Warfare Jammers:   Sensor 2    Fire Control 2    Missile 2   

Eternal Defiance remained behind to recover her marines, while the rest of Battlefleet Orpheus headed for the damaged Wraith, retreating at 1,426 km/s. Once within two million kilometres, the carriers were detached while the other seven Imperial Navy ships closed in. Lord-Captain Varvanus was intent on capturing this ship too, unless it still had a significant light torpedo capability. As soon as Battlefleet Orpheus closed within a million kilometres, the Wraith launched sixty-eight light torpedoes. Varvanus ordered a retreat and instructed his four cruisers to launch torpedoes, ultimately with the aim of destroying the Wraith, but also to attract any further light torpedo salvos.

Thirty-nine light torpedoes were killed by point defence. The rest impacted on the shields of the light cruiser Bloodhawk. All four cruisers launched within ten seconds of the order, so the thirty-two standard torpedoes became the focus of the Wraith’s light torpedoes, allowing Battlefleet Orpheus to retreat out of range. The Wraith was unable to defeat the attack and was destroyed by multiple strength-25 detonations. The once mighty Necron fleet had been crushed, but the campaign was not yet over. The damaged Thanatos class cruiser was still at large, along with three escorting destroyers. There was also a damaged Khopesh class frigate and a Thokt class scout somewhere in the system.

Lord Captain Varvanus left the cruisers Justicar and Holy Flame, plus the strike cruiser Eternal Defiance, in the inner system to guard the captured Reaper until a tug could arrive from Terra and watch for any activity. The rest of Battlefleet Orpheus headed for the Wolf 359 jump point. Varvanus planned to send the carriers home, then use his ships to guard three salvage ships that were waiting in Wolf 359 while they recovered the Necron wreckage. Eighteen hours later, Holy Flame briefly detected the Necron fleet as it moved within sensor range and then pulled back. The pattern continued for several days, with the alien ships moving in and out of sensor range in the area between Orpheus-A III and the Anvilus jump point.

Meanwhile, the carriers transited into Wolf 359 and headed home, escorted by the light cruiser Dauntless. The remaining four ships in the main body of Battlefleet Orpheus – the cruisers Agrippa and Righteous Fury, the light cruiser Bloodhawk and the strike cruiser Holy Execution, moved to the first group of wrecks and watched over the salvage operations carried out by Phoenix, Gryphon and Wyvern, with their six accompanying freighters. Two weeks after the battle, with the Necrons remaining at a distance, the tug Atlas began towing the captured destroyer back to Terra, so Justicar, Holy Flame and Eternal Defiance moved into orbit of Orpheus-A II, to the great relief of the Imperial Guard troops on the surface.

On October 28th, a Universe class mass conveyor delivered two tracking stations to Orpheus-A II, allowing much better sensor coverage. Emissions from the Thanatos were detected, but there was no sign of the missing Khopesh or Thokt class ships. A week later, a fleet of four mass conveyors delivered ten maintenance facilities and a refuelling station. While there were no immediate plans for new colonists, the planet would soon function as a military base once again.

Salvage operations in Orpheus were complete by the end of December 4004. To the disappointment of Imperium scientists, no engine technology was recovered from any of the wrecks. With no need to protect the salvage ships, the Imperial Navy presence in Orpheus could be reduced temporarily. The cruisers Justicar and Holy Flame, plus the strike cruiser Eternal Defiance, were ordered home for overhaul. The cruisers Agrippa and Righteous Fury, the strike cruiser Holy Execution and the recently arrived frigate Vortex moved into orbit of Orpheus-A II, so the Ordo Machinum formation on the surface could carry out recovery operations. The light cruiser Bloodhawk and another frigate, Final Silence, picked the Anvilus jump point, to extend sensor coverage and allow an easy escape if they came under torpedo attack.

There had been no sign of the remaining Necron warships for several weeks, although the Thokt class scout had reappeared and was moving in and out of sensor range. Lord-Captain Lucifer Varvanus had returned to Terra to organise the re-arming and overhaul of the carriers, which would soon be returning to Orpheus, so Lord-Captain Darius Invictus of the Agrippa was in command of Imperial Navy forces in the system. He ordered the ships at Orpheus-A II to deactivate both shields and augur arrays, relying only on the planetary sensors, in order to lure the remaining Necron ships closer to the planet. The tactic worked better than expected, as the Thokt moved within several million kilometres and was taken out by a salvo of torpedoes.

A few days after the destruction of the Thokt, six previously unknown Necron ships, designated as Novokh class, were detected via their engine emissions on a slow approach to the inner system, moving at only 276 km/s. They moved into orbit of Orpheus-A IV, a gas giant, then disappeared from sensors as their engines shut down. The gas giant had a quarter of a million tons of accessibility 1.0 Sorium, so it was possible they were fuel harvesters. Lord-Captain Darius Invictus left Vortex in orbit of Orpheus-A II and took his other three ships toward the last known position of the Necrons.



At forty million kilometres, the cruisers engaged their active augur arrays and detected the six Novokh class ships, which were 115,000 tons, plus a pair of 33,000 ton Wraith class light cruisers, armed with light torpedoes and presumably acting as escorts. Invictus ordered his ships closer, with the intention of using Agrippa and Righteous Fury to engage with torpedoes, in an attempt to wear down the Wraiths. They could not easily escape while tied to the slow-moving Novokhs.

The Wraith engaged the first wave of sixteen torpedoes with their light torpedoes, destroying ten of them. Each torpedo had eleven decoys, which made them difficult targets. Two more missed and a third was distracted by a decoy, but three detonated their strength-25 warheads close to one of the Wraiths, inflicting armour damage. Only a single torpedo from the second wave, launched thirty minutes later, found its target, with two more hitting decoys. The third wave was far more effective, with seven torpedoes striking the Wraith and three penetrating its armour. The Necron warship broke away from the other ships at 4279 km/s, indicating it had engine damage, and ran directly away from Battlefleet Orpheus.

Lord-Captain Darius Invictus ordered his ships to manoeuvre around the slow-moving Novokhs and the intact Wraith, in order to get a clear shot at the retreating ship. The fourth wave faced only minimal defensive fire. Eleven strength-25 detonations blew the Wraith to pieces. The two cruisers only had enough torpedoes left for two more salvos, which they directed at the remaining, undamaged Wraith. They achieved eight hits, none of which penetrated the armour. Invictus considered ordering his ships to close to energy range, but the Wraith had approximately seventy light missile launchers and his ships did not have the point defence capability to degrade the attacks enough to survive. He decided to hold his distance and await the arrival of Lord-Captain Varvanus and the carriers.

Five days later, six Dictator class carriers and two light cruisers joined Battlefleet Orpheus. Command passed back to Lord-Captain Lucifer Varvanus. His first act was to dispatch thirty-two Starhawks to engage the damaged Wraith class light cruiser. While the Imperium’s standard torpedoes were proving effective, they were also expensive and time-consuming to produce. All the Starhawks were loaded with a torpedo, but the carriers only had enough for a single reload. Combat against the Necrons had quickly burned through the Imperium stockpile and it would take some time to rebuild it. On that basis, he decided a smaller strike would preserve his available ordnance. The Wraith shot down several torpedoes, but was overwhelmed and destroyed by thirteen strength-25 hits.

That left the six suspected fuel harvesters. Both Thunderhawks from Eternal Defiance launched a boarding attack, capturing one of the ships in four minutes of intense combat, that cost the lives of five space marines. The Novokh was indeed a fuel harvester, but also had a pair of magneto-plasma engines. Scrapping the ship to gain access to the engine technology would likely be more valuable to the Imperium than using it as a fuel harvester, especially as large quantities of fuel were being retrieved from the xenoarchaeological sites. Over the next thirty hours, the space marines boarded and captured the other five Novokhs.

Novokh class Fuel Harvester      115,848 tons       516 Crew       1,977.9 BP       TCS 2,317    TH 640    EM 0
276 km/s      Armour 1-211       Shields 0-0       HTK 256      Sensors 0/0/0/0      DCR 1-0      PPV 0
MSP 10    Max Repair 80 MSP
Commander    Control Rating 1   BRG   
Intended Deployment Time: 3 months   
Fuel Harvester: 43 modules producing 1,720,000 litres per annum

Commercial Magneto-plasma Drive  EP320.0 (2)    Power 640    Fuel Use 4.42%    Signature 320    Explosion 5%
Fuel Capacity 1,200,000 Litres    Range 42.2 billion km (1767 days at full power)
Refuelling Capability: 60,000 litres per hour     Complete Refuel 20 hours

CIWS-200 (2x4)    Range 1000 km     TS: 20,000 km/s     ROF 5       

In February 4005, the salvage ship Phoenix was back in Orpheus. She had already salvaged the wreck of the Thokt and was working on the first of the two Wraith wrecks. The cruisers Agrippa and Righteous Fury, the strike cruiser Holy Execution and the frigate Vortex were providing cover, while the six carriers and the light cruisers Dauntless and Cerberus were in orbit of Orpheus-A II, approximately a hundred and seventy-five million kilometres away. All the ships had their shields deactivated and the only ship with active sensors was the frigate, trying to portray an inviting target for the Thanatos cruiser and three destroyers that lurked somewhere in the outer system. The ploy worked. Tracking stations on the planet detected the thermal output from the engines of the cruiser as it moved toward the frigate. Lord-Captain Varvanus ordered the bombers to launch immediately and attack before the Necron cruiser could get within torpedo range.



Once the Starhawks passed the salvage ship, with the Thanatos now deep within the range at which it could be tracked by its engines, Lord-Captain Lucifer Varvanus, ordered the other ships with the frigate to engage shields and active sensors. He was more concerned now about allowing an attack, than luring the Thanatos closer. The latter objective had already been achieved. The Thanatos and its three accompanying destroyers were undeterred and continued closing.

The Necron ships were seventy-four million kilometres from the salvage ship and its protective screen when the one hundred and thirty-two Starhawks entered weapon range. The Thanatos was already damaged and had used decoys, so Varvanus ordered the bombers to launch thirty-six torpedoes against the cruiser and thirty-two each against the destroyers. There was no defensive fire and almost half the torpedoes struck the targets. The Thanatos and two of the destroyers exploded, while the remaining destroyer, a Reaper, suffered six internal hits and was left dead in space. Varvanus ordered the ships protecting the Phoenix to close in and capture the ship. The two marine companies from Holy Execution boarded successfully and were overwhelming the robotic crew when the Reaper suddenly broke apart, killing everyone on board, including a hundred and fifty space marines. It appeared that weapons fire during the boarding operation had struck something vital.

Despite the tragic loss of the space marine companies, the destruction of the last known organised Necron force in Orpheus was a significant victory. The only remaining Necron ship, at least based on those previously observed, was a damaged Khopesh class frigate, which was most likely hiding in the outer system.  The only downside to the final victory in Orpheus was the huge amount of ordnance used during the various engagements, which meant the magazines of the carriers could not be restocked. Addressing the Imperium’s shortage of ordnance would be a high priority.