If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's ...

If you find Jupiter ... moon likely keeps the water moving in tidal formations, increasing the movement of particles and a higher likelihood of interesting things happening under the surface ...

More pocked with craters than any other object in our solar system ... near Callisto that suggested that its ice shell surface—much like that of Europa, another moon of Jupiter—may encase ...

Callisto, Jupiter's second-largest moon, may have a rocky surface with an ocean beneath the surface.

Gill, CC BY 2.0 But evidence for Callisto ... to Jupiter’s (right) time-varying magnetic field. New research suggests that this reaction, and its results, are indicative of the moon hosting ...

Callisto’s crater-covered surface may be hiding a liquid water ocean. Credit: NASA/JPL-Caltech/Kevin M. Gill, CC BY 2.0. Callisto, one of Jupiter ... they studied the moon’s ionosphere ...

New evidence from an old NASA mission supports the theory that Jupiter's moon Callisto is in fact an ocean ... rocks more than 150 miles beneath the surface. Both are key conditions known for ...

A total lunar eclipse occurs this month. Venus transitions from evening to morning, while Mars and Jupiter dominate the late ...

New evidence from an old NASA mission supports the theory that Jupiter's moon Callisto is in fact an ocean world.