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

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

Using a powerful telescope in Hawaii , the European Space Agency (ESA) has now captured the first video of 3I/ATLAS as it ...

NASA has confirmed that a mysterious object hurtling towards us is an "interstellar object" that has entered the Solar System ...

The comet should remain viewable through telescopes until September as it approaches the Sun, then emerge again in December on its outbound leg.

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

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

Astronomers have confirmed the discovery of an "interstellar object" named 3I/Atlas passing through the inner solar system.

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

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...