Jupiter is officially “smaller” than it was yesterday. To be clear: the planet itself didn’t physically contract overnight.

By Will Dunham WASHINGTON, Feb 4 (Reuters) - Jupiter, without a doubt, is the biggest planet in our solar system. But it ...

Jupiter is the largest planet in our Solar System and the fifth planet from the Sun. It is a massive gas giant made mostly of hydrogen and helium, the same elements that form stars.

“Textbooks will need to be updated,” study co-author Yohai Kaspi, a planetary scientist at the Weizmann Institute of Science ...

Combined chemical and hydrodynamic modeling offers a powerful tool beyond Jupiter. Scientists can apply similar techniques to ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Juno spacecraft has provided new insight into Jupiter and its volcanic moon, Io. At Jupiter's north pole, powerful storms ...

Add Yahoo as a preferred source to see more of our stories on Google. A photo of Jupiter taken by NASA's Juno spacecraft in September 2023. NASA/JPL-Caltech/SwRI/MSSS ...

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

According to this early data, Jupiter’s equatorial radius was around 44,423 miles (71,492 kilometers), and its polar radius ...

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

NASA has just released stunning new images of auroras on Jupiter — and they’re bigger and hundreds of times brighter than the northern lights on our puny world. “It just blew me away!” lead author ...