A mess of salt and organic chemicals splattered across the ice on Ganymede could be a hint that its hidden ocean contains the right stuff for life. NASA’s Juno mission recently revealed that the ...

As the Solar System-wide quest to find the building blocks of life carries on, humanity's isolated a few places most likely to show us the clues we're looking for. More often than not, the public's ...

Interstellar comet 3I/ATLAS is about to be studied from not one but two locations in deep space. The comet has just gone ...

SAN FRANCISCO — The biggest moon in the solar system, Jupiter’s monstrous Ganymede, may harbor a hidden liquid ocean under its frozen surface, a team of UCLA and JPL scientists announced Saturday.

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 ...

Jupiter's largest moon, Ganymede, knocked scientists' socks off in 1996 when astronomers realized it is the only moon that creates its own magnetic field. Now scientists have brushed off more data ...

The data show that powerful radiation has transformed Ganymede's polar regions. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA's Juno ...

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 ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This image of Ganymede was obtained by the JunoCam imager ...

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Jupiter's moon Ganymede had a visitor from Earth on Monday. NASA's Juno spacecraft zoomed by in the afternoon, just 645 miles above the surface of the solar system's largest moon. It's the first time ...