Ganymede is not only Jupiter's largest moon, but also the largest in our solar system and one of the few that hosts a massive ...

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

NASA's Juno spacecraft captured vivid images of Jupiter's moon Ganymede during a flyby on June 7. Credit: NASA/JPL-Caltech/SwRI/MSSS Ganymede, a behemoth of an icy moon in Jupiter's orbit, was ...

The European Space Agency will explore three giant moons of Jupiter thought to have liquid oceans beneath icy shells. Credit: NASA / ESA / CSA / Jupiter ERS Team / Ricardo Hueso / Judy Schmidt. Europe ...

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 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Jupiter’s moon ...

Scientists have a new map -- the best created so far -- of the largest moon in our solar system, Ganymede, and it is both beautiful and revealing. Ganymede is technically a satellite of Jupiter, but ...

Sky This Week is brought to you in part by Celestron. Friday, May 15Are you familiar with the constellation Crater the Cup?

The biggest moon in the solar system harbors a salty ocean beneath its frozen surface, according to a study that examined the moon's flickering auroras to probe its interior. A number of worlds in our ...