SpaceNASA Mars rover limps to the hills A broken wheel has left Spirit in danger of being marooned over winter – it now needs to "drive like hell" to reach a well lit north-facing slope 51¶¯Âþ
SpaceRover hunts Halley's comet in Martian sky NASA's rover Spirit turns its gaze skyward in an attempt to spot a meteor shower caused by the debris shed by the famous comet 51¶¯Âþ