A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic ...

Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could finally explain it: the moon is heating ...

Ganymede, Jupiter's largest moon, is also the solar system's largest satellite, even larger than the planet Mercury. It is ...

Ganymede, the solar system's largest moon, uniquely generates its own magnetic field. New research suggests its still-forming ...

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 ...

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 ...

Auroras on Ganymede, a Jovian moon, resemble those on Earth, a team of astrophysicists at the University of Liege (UL) in Belgium claims in its paper published in Astronomy & Astrophysics. Like Earth, ...

Jupiter’s large moon Ganymede begins passing behind the planet in an occultation late on the 27th. It then travels through the gas giant’s long, dark shadow to finally pop back into view early on ...

Looking for a sky event this week? Check out our full Sky This Week column. May 21: Check in on Saturn and Mars Tonight we're ...

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 ...