Water ice on the surface of Saturn's moon Rhea makes it dazzlingly bright in full sunlight https://t.co/fkf1ykVxgf http://pic.twitter.com/BAnyb9QlNF
— CassiniSaturn (@CassiniSaturn) August 1, 2016
via Twitter https://twitter.com/CassiniSaturn
August 01, 2016 at 08:19PM
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