2012年敬请关注！

简介：

HorizongoesbehindthescenesatNASAastheycountdowntothelandingofa2.5billion-dollarroveronthesurfaceofMars.Insixdaystime,thenuclear-poweredvehicle-thesizeofacar-willbewincheddownontothesurfaceoftheRedPlanetfromarocket-poweredcrane.That'sifthingsgoaccordingtoplan:MarshasbecomeknownastheBermudaTriangleofspacebecause...