This undated artist rendition released by NASA/JPL shows the Dawn spacecraft orbiting the asteroid Vesta. NASA will host a news conference Monday, Aug. 1, 2011 and unveil the first full-frame images ... more 
This undated artist rendition released by NASA/JPL shows the Dawn spacecraft orbiting the asteroid Vesta. NASA will host a news conference Monday, Aug. 1, 2011 and unveil the first full-frame images from Dawn's framing camera. (AP Photo/NASA/JPL) less 
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Associated Press | Photo By NASA/JPL
Mon, Aug 1, 2011 12:27 PM EDT