On this series, survivors from the 12 colonies hunt for the mythical 13th colony called Earth
... 
and Zeus warned the survivors that any return to Kobol "would exact a... [DOC] [TLE] Earth (RDM) - Battlestar Wiki [PAR] May 13, 2015 ... Earth is also the name of a planet Colonial survivors eventually settle after a long 
and arduous journey across space following the Fall of the Twelve Colonies.