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

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

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

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

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

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

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