Posted by: telegraph
« on: November 25, 2013, 12:35:47 PM »I always assumed every production cycle (5 days by default).
The wiki has this to say about CMC generation:
Civilian Mining Colony Generation
A Civilian Mining Colony will only generate after a number of conditions are met:[1]
1 First, a random number is generated between 1 and 1,000,000. That random number is compared to annual empire wealth generation. If the random number is smaller than the annual empire wealth, the next generation step occurs. Otherwise, no new CMC will be generated that production cycle.
1) empire wealth must be below 1,000,000