Jupiter's Great Red Spot, a storm that has been continuously observed since 1830, still remains a mystery to NASA and much of the scientific community, but the discovery of water clouds may lead ...

"Jupiter's water abundance will tell us a lot about how the giant planet formed, but only if we can figure out how much water there is in the entire planet," Steven Levin, ...

Jupiter, the giant of our Solar System, remains one of the most fascinating and mysterious planets to explore. With its ...

New evidence of water plumes found on Jupiter's moon Europa 00:42. A review of data captured by NASA's Galileo spacecraft as it orbited Jupiter in the 1990s indicates it likely flew through a ...

There's a lot that this discovery of water in Jupiter's Great Red Spot could tell us. For one, it could help us understand how our solar system formed and why Jupiter's atmosphere is so darn ...

But evidence is mounting that Jupiter has a core, possibly 10 times Earth's mass. Spacecraft that previously visited the planet found chemical evidence that it formed a core of rock and water ice ...

NASA, ESA, W. Sparks (STScI), and the USGS Astrogeology Science Center This composite image includes data from Hubble’s Space Telescope Imaging Spectrograph, which shows suspected plumes of ...

Jupiter moons Callisto and Ganymede are among the biggest in the solar system, and potential grounds for liquid water and alien life. NASA's JUICE mission will probe them for signs of both.

Astronomers find 12 new moons orbiting Jupiter 00:33. NASA has detected water vapor for the very first time in the atmosphere of Ganymede — not only Jupiter's largest moon, but the largest moon ...

Galileo, which has been orbiting Jupiter since Dec. 7, 1995, swept close to Ganymede most recently in May, producing not only the magnetometer readings but also the most detailed photos ever taken ...