Weather on Jupiter may have some surprising similarities to Earth phenomena, but some things it does defy easy explanation.

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

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...

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