As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Interstellar comet 3I/ATLAS reveals ancient secrets and strange chemistry as the largest object of its kind ever tracked.

Astronomers conducted a radio scan of interstellar object 3I/ATLAS, finding no credible signs of artificial technology, supporting its natural origin.

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

This has never been observed before. For the first time in history, scientists are watching an alien comet fall apart. The object comes from beyond our Solar System and has traveled for billions of ...

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

But on a smaller scale, three additional and mysteriously symmetrical jets become apparent in the Hubble observations, which ...