Scientists have observed “extraordinary” waves coming out of Jupiter’s moon Ganymede. The electromagnetic waves, also known as “chorus waves,” were spotted using the Galileo Probe spacecraft, which ...

The solar system's largest moon, Ganymede, which orbits the largest planet, Jupiter, was hit by an asteroid four billion years ago that shifted the gas giant's satellite on its axis, new research ...

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 ...

The long nights of December are an astronomical delight. The early evening sky hosts Saturn as the main feature, along with ...

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 ...

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 ...

Sky This Week is brought to you in part by Celestron. Friday, November 28 First Quarter Moon occurs at 1:59 A.M. EST. While ...

Eight distant worlds hold secrets that still puzzle scientists and spark endless curiosity. Each moon offers a strange allure ...

The fresh image came from a May 2019 flyby of the NASA spacecraft. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A powerful new picture of ...