So much I gathered. Just wondered if I could construct a shipyard, tug it off and slam it into a spacestation.
If by "Slam it into a spacestation" you mean, pick it up and drop it off at manned orbital colony, then yes. Towing using tractors is the only way of transporting shipyards, you can leave them lying around anywhere in space just like a ship, but they will only operate at a colony, and you can only establish a colony at a not gas giant planet or
any moon or asteroid. But you can make a small moon orbiting a gas giant into a colony then dump orbital habitats there to make it livable, a giant Babylon 5 style habitat is possible too, just don't try to move it untill you have a few billion spare fuel. Also note that shipyards require stu