Did an epic collision form Saturn’s moon Titan and rings?

View larger. | NASA’s Cassini spacecraft captured this stunning view of Saturn and Titan in 2012. The thin rings are seen edge-on here, casting a shadow, with Titan floating in front of them. A new hypothesis suggests both Saturn’s moon Titan and the planet’s iconic rings resulted from the collisions of former moons. Image via NASA/ JPL/ SSI.

• Titan is Saturn’s largest moon. And Saturn’s ring system is the largest in the solar system. A new hypothesis could explain the formation of both.
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