'''''Battlestar Galactica''''' is a science-fiction franchise created by Glen A. Larson, which began in 1978 with the eponymous TV series. By the 21st century, it includes two TV series, two spin-off TV series, TV movies, two film movies (three if you count the original being re-edited for movie release), comic books, tie-in books for both TV series, a board game, and video games.

!! Titles in the franchise include:

* ''Series/BattlestarGalactica1978'': The original 1970s series by Glen A. Larson.
* ''Series/{{Galactica 1980}}'': A sequel series to the original, largely considered CanonDiscontinuity.
* ''Series/BattlestarGalactica2003'': The 2000s remake by Ronald D. Moore.
* ''Series/{{Caprica}}'': The first spin-off of the 2000s remake, a prequel series.
* ''Series/BattlestarGalacticaBloodAndChrome'': The second spinoff of the 2000s remake, the pilot of which debuted online.
* ''VideoGame/BattlestarGalacticaOnline'': An Internet-based MMO inspired by the 2000s remake.
* ''VideoGame/BattlestarGalacticaDeadlock'': A turn-based strategy game prequel to the 2000s remake.