- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
A system (pronounced "REGG-you-lawn") with an unspecified number of planets somewhere beyond Cardassian space and the Demilitarized Zone along the UFP border but near Deep Space Nine. Prior to arriving at the station, the ill-fated freighter Bok'nor had delivered cargo to the system. It shoul not to be confused with "Regulus," a star only 84 light-years from Sol.