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 ...

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 ...

The tail allows scientists to study stellar winds from distant stars, providing clues about their intensity and how they interact with planetary atmospheres. Without stellar wind, the escaping gas ...

Astronomers studying the interstellar object 3I/ATLAS have observed a striking change in its appearance. The body, which entered the Solar System earlier this year, appears to have reversed the ...

A mysterious visitor from the depths of interstellar space is currently putting on a celestial light show that has the world's leading astronomers — and more than a few alien hunters — on the edge of ...

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 ...