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

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

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

Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

Scientists have finally proved that Jupiter gets slammed by bizarre "mushballs", solving a long-standing space mystery ...

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

Jovian storms can rework the whole chemical makeup of Jupiter's deep atmosphere by picking up ammonia from and dropping it somewhere else.

Assembled and enhanced from three Voyager 1 negatives, this picture shows Jupiter’s swirling clouds and Great Red ... belts to begin orbiting the gas giant, Juno’s science team leader, Scott ...

The unevenness of the state of each cloud layer is thought to be the ... It’s easy to understand if you think of Jupiter, which as a gas giant planet likely has a similar structure and chemical ...

Jupiter’s skies can glow with lights more intense than anything on Earth. Its polar auroras shine when charged particles ...