Mars Rover

Posted December 5th, 2012 at 6:25 pm (UTC+0)
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A shadow self-portrait taken by NASA'’s Opportunity rover on the Martian surface. The solar-powered spacecraft has been exploring a huge crater in the Martian southern hemisphere and has detected what appear to be clay minerals. (AP Photo NASA)

This image provided by NASA shows a shadow self-portrait taken by NASA’s Opportunity rover on the Martian surface. The solar-powered spacecraft has been exploring a huge crater in the Martian southern hemisphere and has detected what appear to be clay minerals. (AP Photo NASA)

Dora Mekouar
Dora Mekouar, a long-time Washington-area writer and journalist, is the editor and curator of VOA's All About America blog.

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