Jan 18, 2008
For the first time, NASA's Messenger spacecraft has sent back never-before-seen pictures of Mercury. The photographs reveal the "back half" of Mercury, which was not photographed during a 1970s mission to the planet.
For the first time, NASA's Messenger spacecraft has sent back never-before-seen pictures of Mercury. The photographs reveal the "back half" of Mercury, which was not photographed during a 1970s mission to the planet.
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