Cassini’s view of Dione & Tethys on April 4, 2015 April 8, 2015 Av Observere Space Del dette: Cassini captured this image of Dione and Tethys on April 4, 2015 bruker sin CL1 og CL2 filtre. 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. Del dette: