Scientists and astronomers are working to confirm what a handful of stargazers on two continents saw Monday: a bright flash of light in the atmosphere of Jupiter that was likely a space rock impacting ...

A massive collision billions of years ago may have dramatically reoriented Ganymede, Jupiter’s largest moon. Naoyuki Hirata at Kobe University, Japan, and his colleagues studied Ganymede’s extensive ...

Lucky is the word I’d use for any telescopic observers who got to see one of the most stunning spectacles in nature when Comet Shoemaker-Levy 9 impacted Jupiter in July 1994. The collision left inky ...

This enhanced image of the Jovian moon Ganymede was obtained by the JunoCam imager aboard NASA's Juno spacecraft during the mission's June 7, 2021, flyby of the icy moon on Juno's 34th pass close to ...

Jupiter's unusually dilute core may be the result of a catastrophic impact billions of years ago with a protoplanet at least 8x the mass of Earth. Share on Facebook (opens in a new window) Share on X ...

The mystery at Jupiter's heart has taken a fresh twist – as new research suggests a giant impact may not have been responsible for the formation of its core. It had been thought that a colossal ...

The comet was discovered in its final stage before impact. As luck would have it, NASA had a probe on its way to Jupiter, ...