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Scenario Particles: 4000 Moon mass ×: 1.0 Sim speed ×: 1.0

Show Roche limit Show resonance ring(s)

Stats

Particles0

Moons0

Time (yr)0

Cassini gap depth0%

Roche radius0

Rings live inside the Roche limit, where tides beat self-gravity. At the 2:1 mean-motion resonance with the outer moon, repeated conjunctions kick particles outward — the Cassini Division opens. Shepherd moons confine narrow rings by scattering strays back.