NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

And thus, Io, Europa and Ganymede became known as the Galilean moons of Jupiter. Learn more about NASA’s current mission to Europa here. Multimedia editor Rob Landers wrote and verified this ...

(NASA/Southwest Research Institute) SAN ANTONIO – Stargazers are in for a treat Monday night as Jupiter reaches ... and three or four of the Galilean satellites (moons) should be visible ...

In the 1970s, NASA's Voyager probes passed through Jupiter's system and snapped pictures of its largest moons, also known as the Galilean moons ... Moreover, planetary models indicated that ...

On the fiery Io, the innermost and third-largest of Jupiter’s four Galilean moons, Juno's observations ... in helping the team develop a new model to study the fast-moving jet stream that ...