Take a tour of the amazing Ring Nebula image captured by the James Webb Space Telescope. Credit: NASA/ESA/CSA/Institute for ...

SpaceX’s efforts to dim its Starlink satellites will likely be effective, at least for one major observatory. But the ...

The most powerful telescope ever launched into space uncovered a cluster of forming stars within the "toe beans" of the Cat's ...

Greetings, stargazers. Emission nebulae are the subject of many of the most spectacular astrophotographs published in the last decade. Although there are many subcategories of nebulae, they all ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

Kluger, who has written about the Apollo Program, talks about his new book: 'Gemini: Stepping Stone to the Moon, The Untold ...

The Smithsonian Institution is fighting efforts by Texas lawmakers to relocate the retired space shuttle Discovery from ...

On July 11, 2022, the James Webb Space Telescope finished its commissioning and commenced science operations. In the three ...

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...