What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

From a bar in the clouds to finding more water from the Moon, outer space is constantly surprising us. A vast universe Think back to what you learned about astronomy in elementary school. If you’re ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

Mercury is notoriously difficult to see from Earth, thanks to its proximity to the Sun. But on July 4, Mercury reaches its ...

The Webb Telescope found two young planets forming sand clouds in the YSES‑1 system, revealing unprecedented details about ...

The space-based observatory has revolutionized the way we see space, and it can now add another remarkable accomplishment to ...

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions ...

I was looking forward to writing a tribute to clear summer skies and great summer stargazing in the Pacific Northwest.

With the release of its first images this month, the Vera C. Rubin Observatory has begun a 10-year mission to help unravel the mystery of dark matter. The observatory will continue the legacy of its ...

Jupiter will be too close to the sun to see Tuesday, but it will move farther out in the dawn sky and on Aug. 12 will have a ...