In a desperate search for the mythical planet Earth, the last significant fighter carrier leads a makeshift fugitive fleet after the devastation of the Twelve Colonies of Mankind. This film is adapted from a television show which aired on ABC from September 17, 1978, to August 17, 1980. The first and fifth episodes of the show were edited into this theatrical feature film. Taken together, 148 minutes ran while the film runs 125 minutes.