Mercury: Images of a Violent Planet

NASA's MESSGENGER spacecraft probes innermost planet in the solar system.

Mercury: Images of a Violent Planet

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NASA's Messenger spacecraft captured this view of Mercury's rugged, cratered landscape as illuminated by the sun on Jan. 14, 2008. It shows a region 300 miles across, including craters less than a mile wide. (REUTERS/NASA/Handout)
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