From Outscape Wiki
This is a catch all category for all structures built on or around a planet. The full alphabetical list can be found below.
These tap the planets mineral wealth to produce the raw materials of the game. They include:
These produce power or research (Science) points or provide information. They include:
These influence population in some way. Some adjust the population growth others keep the population happy and productive. They include:
Naturally these provide defence to the planet by adding troops or weaponry to the planets infrastructure. They include:
These generally can only each be built once as they have a special function. They include:
This category has the following 5 subcategories, out of 5 total.