Callisto
4.8 × 106 m
Callisto is the most distant of the Gallilean moons. It orbits outside all the other Gallilean moons and gets hit with the most meteors. All these impacts create many, many craters.

4.8 × 106 m
Callisto is the most distant of the Gallilean moons. It orbits outside all the other Gallilean moons and gets hit with the most meteors. All these impacts create many, many craters.
