A lost moon may have created Titan and Saturn’s rings

New research suggests that Saturn's brilliant rings and its largest moon, Titan, may share a violent past shaped by collisions between moons. Although NASA's Cassini spacecraft transformed our understanding of Saturn during its 13 year mission, it also uncovered new puzzles, including the surprisingly young age of Saturn's rings and Titan's shifting orbit. A new study led by SETI Institute scientist Matija Ćuk proposes that these mysteries are connected and that Titan itself may ha...