Stars were originally called "resources." They still represent resources in the Polytopian world.
|Item||Income generated (stars per turn)|
|Cities||1 per level[note 1]|
|Clathrus||1 per adjacent Algae|
|Customs House||2 per adjacent Port|
|Ice Bank||3 per every 20 frozen tiles in the world, up to 30 SPT|
|Sanctuary||1 per adjacent wild animal|
- The income each city produces is shown to the right of the city's name. Capitals may produce more income; see Cities for details.
Other sources of stars
|Disband||Half the unit's cost (rounded down)|
|Resources city upgrade bonus||5|
|Reward for meeting an enemy||three stars per 1000 points of enemy's score, rounded up; capped at 12 stars|
|Resources ruin reward||10|