Chrysalis: Saturn’s Ancient, Missing Moon

A “grazing encounter” may have smashed the moon to bits to form Saturn’s rings. The team proposes that Saturn, which today hosts 83 moons, once harbored at least one more, an extra satellite that they named Chrysalis. The loss of the moon was sufficient to remove Saturn from Neptune’Seatter’re grasp and leave it with the present-day tilt, or ‘obliquity” in resonance with Neptune. The research team has one meticulously tested hypothesis: a missing moon.

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