New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

An atmospheric study reveals unexpected findings about our largest neighboring planet and the structure of its deep atmosphere.

Astronomers have discovered a brand new cold "super Jupiter" exoplanet, marking the closest of its kind ever found to us. The new planet, named Eps Ind Ab, orbits a star called Epsilon Indi A, only ...

Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...

WASHINGTON, July 8 (Reuters) - The planet known as HD 189733b, discovered in 2005, already had a reputation as a rather extreme place, a scorching hot gas giant a bit larger than Jupiter that is a ...

Deadly glass rains and a rotten egg stench mean you probably wouldn't want to visit Jupiter-sized planet HD 189733 b. When you purchase through links on our site, we may earn an affiliate commission.