“Sentient planets were planets that were alive. While any planet that supported life could be...Sentient planet
“A breeding planet was a planet utilised by a spacefaring species for the sole function of...Breeding planet
“Dark planets were worlds which received almost no light, but were capable of supporting life as...Dark planet
“A binary planetary system, also known as twin or sister planets, were planets whose features...Binary planetary system
“The brood planet was a world in deep space used by the Chimerons to raise their young. (TV...Brood planet
“A rogue planet was a planet which wandered through space instead of orbiting a star. Mondas...Rogue planet
This category has the following 11 subcategories, out of 11 total.