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Mercury has a layer of diamond 10 miles thick, NASA spacecraft finds
MESSENGER (Mercury Surface, Space Environment, Geochemistry, and Ranging) launched in Aug. 2004 and became the first ...
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See Mercury at its best in the night sky over the next 2 weeks
The planet in question is Mercury. Beginning now ... name and location to [email protected]. Join our Space Forums to keep talking space on the latest missions, night sky and more!