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

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

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

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

NASA scientists have reestablished communications with the Juno spacecraft following the probe sliding into safe mode on April 4.

NASA's Juno spacecraft has resumed normal operations after entering safe mode twice during its 71st close approach to Jupiter on April 4.

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

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

Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by ...

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