Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

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

It currently sits around 420 million miles (or 670 million kilometres) from Earth. Astronomers have since confirmed its ...

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

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

An object thought to have come from another star has been seen entering the solar system at high speed, and is expected to ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

Astronomers are reporting the detection of a large object entering our solar system, and it is causing quite the stir in the ...

Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the comet in the footage. Credit: NASA/STEREO/Karl Battams | edited by Space.com's ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

Astronomers have spotted unusual molecular activity in the largest Oort Cloud comet, comet Bernardinelli-Bernstein (C/2014 ...