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

Jupiter is known for its stormy weather, featuring cyclones, anticyclones, large storms, and ammonia-rich plumes that engulf the planet. The planet’s atmosphere is primarily made of hydrogen and ...

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform ...

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

Explore the amazing discovery of Jupiter’s swirling dark vortices and their connection to its powerful magnetic field and ...

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.

NASA’s Juno spacecraft entered safe mode twice during a recent close pass of Jupiter, temporarily halting science operations.

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

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

What lies beneath the high ammonia clouds is no less dramatic. As a gas giant, Jupiter has no solid surface. Instead, its atmosphere becomes gradually hotter and denser as you travel deeper, ...