Callisto is one of the Galilean moons of Jupiter discovered by Galileo Galilei in 1610. Callisto is a very geologically inactive body and its surface is covered in many craters.
Storyboard Text
CALLISTO Callisto is one of the Galilean moons of Jupiter discovered by Galileo Galilei in 1610. Callisto is a very geologically inactive body and its surface is covered in many craters.