kilometers away. The image has not been validated or calibrated. Credit: NASA/JPL-Caltech/SSI NASA's Cassini spacecraft captured these raw, unprocessed images of Saturn's moons Methone and Tethys on May 20, 2012. With a close-approach distance of about 1,200 miles (1,900 kilometers), this was Cassini's closest flyby of the 2-mile-wide (3-kilometer-wide) Methone. Earlier