In the near future,! ali?ens h ] av /e ?.+`invad]%^`ed Ear@th and declared a galac tic war $!* resulting in thousands of h)uman ca\sualties
. To s[(* ave Earth, a team -+of four\/ teenage\_ astron,]]auts b+rave the alien wild%[erness of a di$`[ s-[tant ,#planet $/ t*-o s-top an as/sassin from c[@:#h;+\a[n.gi@,n:].g th)%e course of hi?story forever.