When all volcanic activity on a Class A planet ceases, it is considered Class C.

Essentially dead, these small worlds have cold, barren surfaces and possess no geological activity and little to no atmosphere.

Class C Planet type

Game Notes:

  • Extreme attrition damage to units outside Pressure Domed Cities.
  • No Water for Naval Units
  • No Water for Fishery or Waterport
  • Little to no Atmosphere for Air Units or Airport.
  • All facilities require Pressure Dome Upgrade or suffer damage.