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

People around the world will have a chance this weekend to catch what could be the year’s most stunning view of the largest planet in our solar system. Jupiter on Saturday will shine at its ...

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

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there ...

The largest ... NASA's Hubble Watches Jupiter's Great Red Spot Behave Like ... was caused by a planetary system with an Earth-like planet and brown dwarf. The star type was uncertain.

Although the impact of Comet Shoemaker-Levy 9 seems like a once-in-a-lifetime event, impacts still occur at Jupiter. You ...

These spectacular lights resemble those seen on Earth, where they're generated when energetic particles interact with our planet's magnetic field, but Jupiter's auroras are believed to proceed ...