The Saturnian Sisters
Posted on Monday, March 7, 2016
Uploaded by Waspie_Dwarf
Image credit: NASA/JPL-Caltech/Space Science Institute
Uploader comment: Similar in many ways, Saturn's moons Tethys and Rhea (left and right, respectively) even share a discoverer: Giovanni Cassini, namesake of the NASA spacecraft that captured this view. The moons are named for sisters -- two Titans of Greek mythology.
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