Planet, Class-N

Reducing. Age ranged from 3-10 billion years. Diameter was 10,000 to 15,000 km. Typically located in the Ecosphere of a planetary system. High surface temperatures due to greenhouse effect; water existed only as vapor. Atmosphere was extremely dense, consisting mostly of carbon dioxide and sulfides. No known native life forms.[1]

Class-N Planets:


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

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