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1 vote

A mainly barren world with two moons and a shared ring. Is it feasible?

It's possible for a moon to have a ring system, as shown by Rhea, so each moon could theoretically have its own ring system. If they were close enough to have a shared ring system, though, they would ...
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2 votes

A mainly barren world with two moons and a shared ring. Is it feasible?

No First, two moons can't share an orbit unless they orbit a common barycentre. So they would be a pair moving through the sky, not independent movement. But it's the ring that's the real ...
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3 votes

A mainly barren world with two moons and a shared ring. Is it feasible?

Moons; check. Ring; check. All good! https://www.nasa.gov/multimedia/imagegallery/image_feature_2065.html In case you were wondering, all the tax dollars I have ever paid were used to take this ...
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1 vote

What would happen on a binary planet if they captured a new moon into orbit?

I feel you need to find a different basis for your cataclysm. Good thing that there are lots. The tidal effect of object (comet, asteroid etc) large enough to survive to eventually form a moon on a ...
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2 votes

What would happen on a binary planet if they captured a new moon into orbit?

Start with a moon in a horseshoe orbit. Perhaps the moon was once stably trapped at L4 or L5, but this isn't necessary. One way or the other it got into a less and less stable orbit until it was in a ...
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