Cassini Captures Dark Sides of Saturn and Tethys

This beautiful image from NASA’s Cassini spacecraft shows the night sides of Saturn and its fifth largest moon, Tethys. The image was taken with the Wide Angle Camera on board Cassini on January 15, 2015, using a spectral filter which preferentially admits wavelengths of near-IR light. The view was obtained at a distance of approximately [...] —> Read More