On 1st July, NASA discovered a unique celestial object, which was quickly confirmed to be a comet coming from another solar ...

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 ...

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

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 ...

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

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

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

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