For only the third time in history, astronomers have identified what they think is an interstellar object — and it could be ...

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

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

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

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

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

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.

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

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