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.

Astronomy news always seems to break over coffee, on laptop startup. That was the case on Wednesday morning, when word of a ...

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...

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

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical ...

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