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

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 ...

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

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

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

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