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

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted ...

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

NASA's Juno revealed mushballs on Jupiter, reshaping our understanding of deep, violent gas giant storm systems.

A cross section of the upper atmosphere, or troposphere, of Jupiter, showing the depth of storms in a north-south swath that ...

The weather gets a little wild and weird on Jupiter. How wild? Spacecraft instruments have measured strong winds, tracked ...

The weather forecast for Jupiter calls for clouds with a chance of lightning and "mushballs"—a slushy mix of ammonia and ...

Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

A bizarre hailstorm of icy “mushballs” — slushy mixtures of ammonia and water — has been confirmed on Jupiter, where intense ...

A burst of solar wind triggered a planet-wide heatwave in Jupiter’s upper atmosphere, say astronomers at the University in ...

which revealed cyclone swarms gyrating on its surface with roots that likely extend deep below the upper bands of clouds. Though Jupiter has been so intensely examined, many mysteries remain.

Jupiter experiences a unique weather phenomenon where mushballs, ice-encrusted slushballs of ammonia and water, rain down like hailstones.