The interstellar comet 3I/ATLAS arrived looking like a routine icy visitor and then promptly started shredding the rulebook ...

The interstellar mystery of 3I/ATLAS has taken a provocative turn as Harvard astronomer Avi Loeb identifies a potential 'smoking gun' for extraterrestrial technology. While the object was initially ...

Comet 3I/ATLAS is drawing unusual attention because it doesn't behave the way most comets do in photographs and time-series imaging. As it heads back out of the inner solar system, astronomers are ...

In the vast, silent theatre of the cosmos, a rare visitor is preparing for its final bow before departing our solar system forever. The interstellar object known as 3I/ATLAS — the third confirmed ...

This week, astronomers here on Earth, as well as a collection of NASA spacecraft, are treating us to amazing new views of alien comet 3I/ATLAS. The latest interstellar visitor to swing through our ...

Telescopes on Earth, along with multiple cameras in space, have captured a whole gallery of new imagery of this alien visitor to our solar system. This week, astronomers here on Earth, as well as a ...

This comet had its sunscreen on. Recent photos reveal that 3I/ATLAS did not disintegrate during its recent fly-by of the sun, leading Harvard scientist Loeb to double down on suggesting that it could ...

Comet 3I/ATLAS reappears in the predawn sky, showing a strange, complex tail in new images. (Michael Buechner, Frank Niebling) Amateur astronomers across Europe have reported similar sightings.

The buzz around interstellar object 3I/ATLAS—hypothesized by some to be anything from an exotic comet to a piece of alien technology—is likely to take another unpredictable turn, with a new image ...

New images reveal the Manhattan-sized interstellar object 3I/ATLAS has started to sport a tail, indicating that it could possibly be a “maneuvering” alien craft, one Harvard scientist suggested. After ...

Just when the world thought the interstellar object 3I/ATLAS could not get any stranger, it has performed a manoeuvre that has reignited the intense debate over its true nature. For months, the most ...