[Pax]

Originally posted by Imperator Fyron:
[QB]3) All cities there from the beginning. The asteroids would be farm sites and mines, and the cities are very unproductive in organics and minerals production. They would be where you build the mana nodes (better name needed) to get mana from .[qb]

Temples ... ? Shrines ... ?

I rather like this option, myself. Means resource-gathering will be a very different matter.

If you can go with a difference between in-system and out-system movement (in SF-genre terms), you can allow units that can only move about on their native world ... not move to other Planes, which would be the domain of Wizards / Acolytes / Adepts / etc.