01
Enceladus is a small icy moon of Saturn with active jets erupting from fractures near its south pole.
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02
Orbital resonance and eccentricity allow Saturn's gravity to flex Enceladus as it orbits, dissipating mechanical energy as heat.
supported03
Cassini imaged active plumes, measured enhanced thermal emission from south-polar fractures, and flew through the plume repeatedly.
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