Ganymede's auroras splinter into small, bright patches — structures that mirror features seen in Earth's own auroral displays ...

CNN — The Hubble Space Telescope has spied evidence of water vapor in the atmosphere around Jupiter's moon Ganymede, the largest moon in our solar system. The water vapor forms as the icy surface of ...

Ganymede, Jupiter’s largest moon, produces auroras like Earth’s. New data from Juno reveals surprising details about its magnetic field.

Jupiter is the object you’ll want to be watching this evening, as Ganymede prepares to transit along with its shadow. About an hour before that event starts, Ganymede and Europa line up as the two ...

Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 28, 2000, NASA’s Galileo spacecraft discovered auroras on Ganymede, Jupiter’s largest moon. Galileo launched in 1989 on a ...

When searching for the unknown, classic physics wisdom holds that a bigger detector boosts the chances of discovery. A physicist is taking that advice to heart, advancing a bold plan to use none other ...

New research suggests that Jupiter’s icy moons may have formed with complex organic molecules already embedded in their building blocks.

“Our findings suggest that Jupiter’s moons did not form as chemically pristine worlds,” Mousis said. “Instead, they may have accreted, or accumulated, a significant inventory of COMs at birth, ...