It’s officially the third known interstellar object to pass through our solar system and poses no threat to Earth.

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.

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

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

Astronomers have identified a mysterious new object hurtling through our solar system, believed to have originated from ...

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

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...