The asteroid collision that killed the dinosaurs 65 million years ago may have been a major cosmic crack-up, but it was nothing compared to a bigger impact that occurred roughly four billion years ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. NASA’s Juno spacecraft has been exploring Jupiter since it arrived ...

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

Astronomers have discovered evidence of water vapor in the atmosphere of Jupiter’s moon Ganymede, according to a study released in the journal Nature Astronomy. Previous research provides evidence ...

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.

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 ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The shadow of Ganymede is projected onto the cloud-tops 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 ...

For the first time ever, astronomers say they’ve found evidence of water vapor on Jupiter’s moon, Ganymede. While scientists were already aware of the likelihood that the moon—the largest one in the ...

Jupter’s frozen moon Europa and a couple of Saturn’s satellites have gotten lots of love from space probes dispatched by curious Earthlings. Now it’s Ganymede’s turn. Ganymede is Jupiter’s largest ...