地球被核战争摧毁之后，地球最后的人类派出多艘侦察飞船，在宇宙中寻找一个宜居行星，以拯救人类，而飞马座号是其中的一艘飞船，在历经磨难之后，终于发现了一颗宜居行星，可是，它已经被中国人占领了…2065...With Earth rendered uninhabitable by war, humanity's remaining survivors send a fleet of ships to different points in the galaxy in the hope of finding a new world. After seven years of travel and long since out of communication range, the crew of The Pegasus are nearing their destination when they encounter a derelict ship. As tensions on board rise and they struggle to complete their mission they soon realize that they are not alone and must fight for their survival - and the survival of the human race.