地平线系列：火星任务
HorizongoesbehindthescenesatNASAastheycountdowntothelandingofa2.5billion-dollarroveronthesurfaceofMars.Insixdaystime,thenuclear-poweredvehicle-thesizeofacar-willbewincheddownontothesurfaceoftheRedPlanetfromarocket-poweredcrane.That'sifthingsgoaccordingtoplan:MarshasbecomeknownastheBermudaTriangleofspacebecause...
