Planet, Class A

Gothos (TOS-18)
Gothos (TOS-18)

Geothermal. Age ranged from 0-2 billion years. Diameter was 1000 to 10,000 km. Typically located in the Ecosphere or Cold Zone of a planetary system. Surface was partially molten, atmosphere was primarily hydrogen compounds. Would eventually cool to become Class C. No native life forms.[1]

Class-A Planets:


  • [1]STSC: Star Trek: Star Charts
Monday, July 19th, 2010 Library, Original Series, Places

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