剧情介绍：Inthenearfuture,alienshaveinvadedEarthanddeclaredagalacticwarresultinginthousandsofhumancasualties.TosaveEarth,ateamoffourteenageastronautsbravethealienwildernessofadistantplanettostopanassassinfromchangingthecourseofhistoryforever.