Bok
09-02-2017, 09:09 AM
Cassini gazes across the icy rings of Saturn toward the icy moon Tethys, whose night side is illuminated by Saturnshine, or sunlight reflected by the planet.
More... (http://www.nasa.gov/image-feature/jpl/pia21342/saturn-lit-tethys)
More... (http://www.nasa.gov/image-feature/jpl/pia21342/saturn-lit-tethys)