Money is generated by industrial complexes. An industrial complex can be placed in any of these areas
Planets (Max 4 Industrial Complexes per)
Asteroid Fields (Max 5 Industrial Complexes per)
Moons (Max 2 Industrial Complexes per)
Space Stations (Max 1 Industrial Complexes per)
Industrial complexes always cost 1,500 credits to build. Once you order the construction of an Industrial Complex, it will be complete and start generating money the next post. Each industrial complex generates a certain amount of credits per post, depending on its location.
Asteroid Field- 50
Space Stations- Industrial Complexes on space stations generate money according to how many planets, moons, and asteroid fields the owner has. They generate 10 credits for each planet, moon, or asteroid field the owner has.