There's a new interstellar object moving through our solar system and it's called 3I/ATLAS, according to NASA.

Astronomers have confirmed the presence of a rare interstellar object, named 3I/Atlas, currently traversing our solar system.

Astronomers have announced the discovery of a monumental interstellar object, designated 3I/Atlas, believed to be the largest ...

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Interstellar object headed towards Mars, but poses no threat to Earth, says head of planetary defence at the ESA.

A mysterious cosmic traveler has found its way to the Solar System from the uncharted reaches of interstellar space. The rare ...

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

The cosmos just sent us another package from afar. Our Solar System has welcomed its third known visitor from beyond the ...

In a rare astronomical event, astronomers have confirmed the passage of an interstellar object through our solar system.

Designated 3I/Atlas, this is likely the largest yet detected and has been classified as a comet, or cosmic snowball ...

It is only the third such object to have been identified as having an interstellar origin, which means it did not begin its ...