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 ...

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 ...

Stop the presses! Word comes this evening of a possible new impact on Jupiter observed by amateur astronomer Dan Peterson of Racine, Wis. He saw "a bright white two second long explosion just inside ...

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 ...

Astronomers around the world are buzzing with the news that something crashed into Jupiter. The question is: What was it? Share on Facebook (opens in a new window) Share on X (opens in a new window) ...

A new Durham University study has found that a giant impact may not be responsible for the formation of Jupiter's remarkable ‘dilute’ core, challenging a theory about the planet's history. Jupiter, ...