Why does Saturn radiate even more excess energy than Jupiter?
A) Saturn is still radiating heat left over from its formation.
B) Saturn's thick cloud layer contributes to a larger Greenhouse Effect.
C) Helium rain gives off heat as it differentiates toward Saturn's center.
D) Saturn's atmosphere contains much methane, creating a large Greenhouse Effect.
E) Saturn can fuse hydrogen into helium in its core, like the Sun.
C
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