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Pluto 'paints' Its Largest Moon Red


Pluto's moon Charon

NASA's New Horizons spacecraft captured this high-resolution, enhanced color view of Pluto's largest moon, Charon, just before closest approach on July 14, 2015.

Credit: NASA/JHUAPL/SwRI

In June 2015, when the cameras on NASA's approaching New Horizons spacecraft first spotted the large reddish polar region on Pluto's largest moon, Charon, mission scientists knew two things: they'd never seen anything like it elsewhere in our solar system, and they couldn't wait to get the story behind it.

From NASA
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