It's been more than a year since NASA has heard from Mars rover Spirit. The agency says it may be time to say "thanks and farewell."
FULL STORY at
http://science.nasa.gov/science-news/science-at-nasa/2011/03jun_spirit/
It's been more than a year since NASA has heard from Mars rover Spirit. The agency says it may be time to say "thanks and farewell."
FULL STORY at
http://science.nasa.gov/science-news/science-at-nasa/2011/03jun_spirit/