Astrographical information

Milky Way

Societal information
Earth interest

Moon to Jupiter

Out of universe information

"City of the Gods" (novel)

Io is a moon orbiting the planet Jupiter, one of the four such Galilean moons. The surface of the moon consists of active volcanos. (SG1: "City of the Gods")


  • The moon is named for the daughter of Inachus in Greek mythology, and lover of Zeus who was turned into a cow.

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