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Published daily in Bend, Oregon, by Western Communications, Inc. Copyright 2007.
By Kenneth Chang / The Bulletin
May 8, 2009
On its second flyby of the planet Mercury last October, NASA’s Messenger spacecraft beamed back 1,200 pictures, revealing 30 percent of the planet’s surface that had never been seen up close before.
Among the images was a view of the second-largest crater on Mercury, as wide....