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Filed under pretty pictures, history, trans-neptunian objects, Pluto, dwarf planets beyond Neptune
Lowell Observatory Archives
Original image data dated on or about March 13, 1930.
Color map of Pluto
Simulated view of a half-phase Charon
Charon's progression: June 22 to July 1, 2015 (third-to-last Pluto day before New Horizons encounter)
Pretty pictures and awe-inspiring science.
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