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 in our entire solar system. Researchers made the discovery ...

Ganymede captured by NASA’s Juno spacecraft during a June 7 flyby of Jupiter’s giant moon. NASA/JPL-Caltech/SwRI NASA’s Juno spacecraft this week beamed back an exquisite image (above) of Ganymede, ...

Orbiting Jupiter, NASA's Juno spacecraft streaked past Ganymede on Monday, beaming back the first close-up views of the largest moon in the solar system since the Galileo orbiter last flew past in ...

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 ...

The photo was captured as part of the Juno spacecraft's ongoing observations. In the image above, you can see the long shadow of Ganymede as it casts a Jupiter solar eclipse across the planet. NASA ...

NASA's Juno probe has flown closer to Jupiter and its largest moon, Ganymede, than any other spacecraft in more than two decades — and the images it beamed back of the gas giant and its icy orb are ...

Ganymede, get ready for your close-up. No probe has gotten a good view of Jupiter's largest moon since 2000, when NASA's Galileo spacecraft swung past the strange world, which is the largest moon in ...

NASA’s Juno spacecraft has imaged Ganymede, Jupiter’s largest moon, and has captured images showing how its unusual magnetic field affects the ice at its poles. Juno passed by Ganymede on December 26, ...