It's too soon to know whether the object is a rocky asteroid or an icy comet, or how big and what shape it is.

According Harvard physicist Avi Loeb, the object - which originated in interstellar space - was spotted by astronomers ...

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

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

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It was first discovered zipping near the sun this fall.

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

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 ...

NASA has confirmed the discovery of a new interstellar comet, 3I/ATLAS, speeding through our solar system. Spotted by a ...

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

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

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