Would one frozen world, just visible on the rim of the Sun’s kingdom, turn decades of speculation on the concealed layout of ...

While astronomers have long searched for a mysterious ninth planet lurking beyond Pluto, a recent discovery is turning that ...

What are the largest shapes in the Universe? The answer might be found in the most unassuming places here on Earth ...

The comet is only the third known object originating outside of out solar system to pay us a visit.

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

3I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the galaxy.

An interstellar object has been spotted zipping through our solar system, and amateur and professional astronomers around the world are now racing to train their telescopes in its direction ...

PARIS, France (AFP) — An object from outside the Solar System has been spotted hurtling towards the Sun, which if confirmed, would be the third visitor from the stars ever detected, the European ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed. The object -- likely a comet -- was first detected in data collected between ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ever spotted, though scientists suspect many more may slip past ...

The new interstellar comet's official name is 3I/ATLAS. It's officially the third known interstellar object to pass through our solar system, and it poses no threat to Earth.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed. The object -- likely a comet -- was first detected in data collected between by ...