Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

Astronomers this week confirmed the discovery of an interstellar object racing through our Solar System – only the third ever ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

Comet 3I/ATLAS will get as close as 210 million kilometers (130 million miles) from the Sun, far beyond the orbit of Earth, ...