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

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

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

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

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

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

The object — thought to be a comet — is only the third-ever confirmed interstellar visitor to pass through our cosmic ...

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

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

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

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