NASA discovered a unique celestial object, which was quickly confirmed to be a comet coming from another solar system. It had ...

For only the third time in history, astronomers have identified what they think is an interstellar object — and it could be ...

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

A11pl3Z's eccentricity is now estimated to be near 6.0, the highest seen yet, confirming its hyperbolic orbit.

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

“On July 1, the NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, ...

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.

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

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

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

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.