Which Galilean moon is identified by possessing the most volcanic activity in the Solar System?
Answer
Io
Among the four major satellites discovered by Galileo, Io is specifically characterized by its extreme geological activity. The textual description highlights Io as the most volcanically active body found within the entire Solar System. This extreme feature sets it apart from its siblings, Europa, which is noted for its potential subsurface ocean, the heavily cratered surface of Callisto, and the sheer massive size of Ganymede.
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