Callisto

Cal lis to |kəˈlistō kəˈlɪstoʊ | 1 Greek Mythology a nymph who was changed into a bear by Zeus. See also Ursa Major. 2 Astronomy one of the Galilean moons of Jupiter, the eighth closest satellite to the planet. Icy with a dark, cratered surface, it has a diameter of 2,938 miles (4,800 km ).

Callisto

Callisto |kəˈlɪstəʊ | 1 Greek Mythology a nymph who was changed into a bear by Zeus. See also Ursa Major. 2 Astronomy one of the Galilean moons of Jupiter, the eighth-closest satellite to the planet, icy with a dark, cratered surface (diameter 4,800 km ).