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

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

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...

How frequently does a traveler from another star system sweep through our galactic neighborhood, and astronomers rush to the telescope? Not until recently was the answer: hardly ever. In fewer than ...

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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

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

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

A potential interstellar interloper is currently zooming toward the Sun. Its strange approach angle suggests it may have come ...

Astronomy news always seems to break over coffee, on laptop startup. That was the case on Wednesday morning, when word of a ...