100 Images From Cassini’s Mission to Saturn<br />Cassini returned to Titan over 100 times, using the large moon’s gravity to gradually shift the spacecraft’s orbit around Saturn.<br />Cassini used Titan’s gravity to tour Saturn’s rings, climbing high above the ring plane and threading gaps between the rings.<br />Cassini flew close by Dione four times, and it discovered evidence of another ocean of water under the moon’s wispy crust of ice.
