Left to right: The mosaic and geologic maps of Jupiter’s moon Ganymede were assembled incorporating the best available imagery from NASA’s Voyager 1 and 2 spacecraft and NASA’s Galileo spacecraft.

Jupiter’s moon Ganymede is a study in contrasts: Bright swaths of pure, frozen water slice through darker, heavily cratered ice. New stereo images of Ganymede suggest these swaths are the aftermath of ...

This image of the Jovian moon Ganymede was obtained by the JunoCam imager aboard NASA’s Juno spacecraft during its June 7, 2021, flyby of the icy moon. At the time of closest approach, Juno was within ...

Jupiter’s moon Ganymede is the site of the largest impact crater in the solar system, according to new research from Japan’s Kobe University and the National Institute of Technology, Oshima College.

Most people who have an interest in space and astronomy know that Europa and Enceladus have subsurface oceans that could, according to exobiologists, contain alien life. Another notable moon is Io, ...

An asteroid 20 times larger than the one that may have wiped out the dinosaurs struck Jupiter's moon Ganymede some 4 billion years ago, dramatically shifting the possibly life-hosting satellite's axis ...

Today, NASA announced evidence that Jupiter's largest moon, Ganymede, contains a liquid water ocean floating beneath its crust. The discovery is a masterpiece of indirect detection, using Hubble Space ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. NASA’s Juno spacecraft flew by Jupiter’s moon Ganymede in June ...

Image data reanalysis has revealed that ancient tectonic troughs are concentrically distributed across almost the entire surface of Jupiter's moon Ganymede. Computer simulation results suggest that ...

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

With Europa and Enceladus getting most of the attention for their subsurface oceans and potential to host life, other frozen worlds have been left in the shadows—but the mysterious Jovian moon ...

The largest moon in our solar system may have been knocked off its axis and cracked like an egg four billion years ago by an asteroid bigger than the one that wiped out the dinosaurs on Earth at the ...