Cassini’s view of Dione & Tethys on April 4, 2015 Apríl 8, 2015 By Athugun Space Deila þessari: Cassini captured this image of Dione and Tethys on April 4, 2015 með CL1 og CL2 síur sínar. Below is a vine that uses several images that Cassini captured. The vine shows Dione near the center, with Tethys passing behind the south pole of Dione. Deila þessari: