r/Callisto

83 archived posts · Jan 2013 – Dec 2025

Callisto: outermost moon of Jupiter

r/Callisto

Articles and discussion about Jupiter's moon Callisto.

Created Oct 14, 2012

324Members (last snapshot)

83Archived posts

Callisto is the second largest moon of Jupiter.

Unlike the other Galilean moons, Callisto is not in orbital resonance, is not tidally heated, and lies outside of Jupiter's powerful radiation belts.

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