Last Updated: Friday, September 02, 2011, 12:41
Veteran Martian rover Opportunity that is exploring the rim of a vast Martian crater have found evidence of water and chemicals unlike anything the robot has seen so far.
Last Updated: Thursday, August 11, 2011, 12:47
The solar-powered, six-wheel rover arrived at Endeavour crater after driving 13 miles from a smaller crater named Victoria.
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