A massive solar windstorm in 2017 compressed Jupiter's magnetosphere "like a giant squash ball," a new study reports.

Decades of data collected by the Hubble Space Telescope has given an international team of astronomers fresh insight into ...

Thanks to the Hubble Space Telescope, we now know that a day on Uranus lasts for 28 seconds longer than previously thought - ...

Big storms can strip some parts of Jupiter's atmosphere of ammonia, while leaving buried reservoirs of the gas elsewhere.

Jupiter’s striking size, swirling gases, and dramatic bands in its atmosphere set it apart from every other planet. One of ...

Astronomers are interested in how this tilt affects the atmosphere of Uranus, as well as how the atmosphere works there in ...