NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

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

Riding alongside IMAP, NOAA's SWFO-L1 will serve as a dedicated solar alert system, monitoring space weather and energetic ...

NASA's IMAP mission will give Earthlings a sort of early warning system when solar weather may affect satellites and global ...

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

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

For decades, the search for alien intelligence has revolved around the question: if someone out there is listening, how could ...

NASA has thrown cold water on Harvard astrophysicist Avi Loeb's theory that interstellar visitor 3I/ATLAS was sent to us by an extraterrestrial civilization, a sobering, albeit unsurprising conclusion ...

OSIRIS-REx samples from Bennu contain stardust older than the Sun, preserving clues to the solar system’s earliest history.

An uncrewed mission called Artemis 1 flew around the moon and back again in 2022. Four astronauts aim to do the same next ...