The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

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 ...

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 ...

NASA's Juno deep-space probe has sent back the first close-up images of Jupiter's largest moon, Ganymede, to be captured in two decades. Snapped during Juno's flyby of the giant moon on June 7, the ...

On Dec. 28, 2000, NASA’s Galileo spacecraft discovered auroras on Ganymede, Jupiter’s largest moon. Galileo launched in 1989 ...

It was the closest spacecraft encounter with Ganymede since May 2000. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The photos from a historic ...

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 ...

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 ...

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 ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

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 ...

Ganymede is Juice’s primary target. During the first, Jupiter-orbiting phase of the mission, the spacecraft will make 12 flybys of the mysterious moon. It will later transfer from orbit around Jupiter ...