Saturn's Ravioli-Shaped 'Ring Moons' May Have Formed From a Giant Impact

By George Dvorsky

Saturn’s ring moon Atlas. Image: NASA/JPL-Caltech/Space Science Institute

During the final days of the legendary Cassini mission, the NASA spacecraft performed a series of ring-skimming orbits around Saturn, snapping unprecedented images of the gas giant’s enigmatic ring moons. These photos and other data have now been analyzed by astronomers, shedding new light on these elusive objects and the origin of Saturn’s majestic rings.

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