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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system. If confirmed, it will be the third interstellar visitor ever spotted.

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 ...

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

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

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

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

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...

The European Space Agency (ESA) said it is monitoring an unidentified object alongside Russia identified only as A11pl3Z as ...

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

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

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