Mercury is the
planet closest to the sun. It is difficult to see and photograph, since
it never gets very much above the tree tops and is never visible in truly
dark skies.
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May
4, 2002
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July
1 , 2005
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June
11, 2006
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On November 8,
2006, Mercury crossed in front of the sun.
Mercury is the small dot just below and right of center in this photo.