Ganymede has long looked like a contradiction in orbit. Jupiter’s largest moon is the only moon known to generate its own ...

NASA’s Juno spacecraft flew closer to Jupiter’s moon Ganymede than any spacecraft in the last two decades, according to NASA. The moon is the largest in our solar system. (FILE-A screenshot from the ...

Ganymede may generate its magnetic field through a core that is still forming today, challenging long-held ideas about ...

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 ...

Researchers have revealed stunning new details about the auroras on Ganymede, Jupiter’s largest moon. This research, led by astrophysicists from the University of Liège, uncovers striking similarities ...

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 ...

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 ...

A massive volcano on Jupiter's moon, Io is more powerful than all of Earth's power stations combined - says American space agency, Nasa. The huge volcano was recently detected during flyby of the Juno ...