Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

Astronomers recently confirmed that a mysterious object, dubbed 3I/ATLAS came from interstellar space, blowing through the outer solar system at extremely high speeds. It's only the third confirmed ...

Astronomers spotted an object speeding at 133,200 miles per hour (about 214,364 kilometres per hour), which is too fast to be ...

“It must have originated from another Solar System and probably has been travelling through interstellar space for millions of years until it happened to encounter our Solar System.” Since the initial ...

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find out more here.

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...