Large hailstones made of ammonia may explain why the gas is missing from large pockets of Jupiter's atmosphere.

In a new study published in Science Advances, a team led by planetary scientist Chris Moeckel from UC Berkeley offers a ...

Juno is scheduled for an upcoming flyby of Jupiter on May 7, during which it is set to carry out a close approach of the ...

NASA's Galileo spacecraft had repeated flybys of the moon during the 1990s, passing as close as 124 miles (200 kilometers). Still in action around Jupiter, NASA's Juno spacecraft has added to ...

NASA's Europa Clipper is about to use Mars' gravitational pull to slingshot itself as it makes its way to Jupiter's fourth-largest moon later this week. The craft launched from the agency's ...