... Saturn s Ancient Rings . ... Credit Copyright: Cassini Imaging Team , SSI , JPL , ESA , NASA Explanation: How old are Saturn's rings? ... Inspection of images by the Saturn-orbiting Cassini spacecraft indicates that some of Saturn's ring particles temporarily bunch and collide, effectively recycling ring particles by bringing fresh bright ices to the surface. Seen here , Saturn's rings were imaged in their true colors by the robotic Cassini in late October. ... Dione, Rings, Shadows, Saturn . ...