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But the planet was turned on its side by a collision, right? How would the collision have also altered the rotation of whatever moon wandered past to Roche l
by Symmetry 8y ago
But the planet was turned on its side by a collision, right? How would the collision have also altered the rotation of whatever moon wandered past to Roche limit to later became the ring?
- scrumper 8y agoPerhaps the ring is the remains of the impactor. It struck Uranus (when the planet was rotating 'normally') on a trajectory aligned with Uranus's current, post impact, equatorial plane. Hence, the ring and the equatorial plane are similarly aligned.