Following the discovery of Kobol, the arrest of Laura Roslin, and the attempted assassination of William Adama, the Fleet finds itself thrust into more peril, but, with the discovery of Pegasus and New Caprica, also hope. Yet, all prospects of a better future are squashed sooner or later.　　

电影版《Battlestar Galactica:Razor》，Razor的故事和主剧第三季和第四季并没有时间和剧情上的关系，Razor主要讲的是在战舰Battlestar Pegasus帕伽索斯在到卡拉狄加之前几个月发生的事情。