I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

NASA has thrown cold water on Harvard astrophysicist Avi Loeb's theory that interstellar visitor 3I/ATLAS was sent to us by ...

There's some bizarre action going on with 3I/ATLAS, the interstellar object which some have claimed could be an 'alien threat ...

NASA has firmly debunked a Harvard astronomer's suggestion that an interstellar comet passing through our solar system might ...

NASA's Voyager 1 launched 48 years ago in September 1977 on a decades-spanning journey to study the cosmos and search for ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the ...

The label " space rock " feels like an understatement for what NASA just observed. A rock is something you throw at a window ...

There are quite a few other places we might find life in the solar system, including dwarf planets like Ceres. Ceres is ...

A SpaceX Falcon 9 launch on Sept. 23 will send three spacecraft a million miles from Earth to map the heliosphere and expand ...

The House committee met to discuss the commerce, justice, and science budget bill, which allocates funding to federal ...

The potential “biosignature” isn’t direct evidence of life itself, but rather a leftover sign that textural features on the ...

Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Here's what we know.