Space : Spacecraft in ` ` excellent condition '' as it flies toward Mars . A spacecraft named Curiosity will roll over the Martian surface . It will determine whether there 's ` ` a potential habitat for Martian life ''
NEW : Spacecraft in `` excellent health '' as it flies toward Mars . A rover called Curiosity will roll over the Martian surface . Curiosity will study whether there 's `` a potential habitat for Martian life ''