A planet is a celestial body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.
For the various planets in the series, see::
- Category:Planets (TOS), for information about planets in the Original Series.
- Category:Planets (1980), for information about planets in Galactica 1980.
- Category:Planets (RDM), for information about planets in the Re-imagined Series.
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