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

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

Astronomers have confirmed the discovery of an "interstellar object" named 31/Atlas passing through the inner solar system.

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

The newest visitor is 416 million miles (670 million kilometers) from the sun, out near Jupiter. NASA said the comet will ...

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

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

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...