'Jelly Doughnut' Mars Rock Not Caused by Meteorite, Pictures Show

February 21, 2014 12:41 AM

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'Jelly Doughnut' Mars Rock Not Caused by Meteorite, Pictures Show

New photos of the Martian landscape further rule out a meteorite impact as the culprit behind the "jelly doughnut" rock that mysteriously appeared in front of one of NASA's Mars rovers last month.

NASA's Mars Reconnaissance Orbiter snapped pictures as it flew above the Opportunity rover on Feb. 14, and this week, the space agency released a photo from that flyover campaign. In a view that covers a patch about 0.25 miles (0.4 kilometers) wide, Opportunity looks like a speck and some of the rov...

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