Last updated on April 21, 2014 at 8:43 EDT
Wispy Dione
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Wispy Dione

January 3, 2011
This raw image of Saturn's moon Dione taken by NASA's Cassini spacecraft shows the fractured region known as "wispy terrain." The image was obtained on Dec. 20, 2010, from a distance of about 107,000 kilometers (66,000 miles).