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

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.

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

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

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 ...

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

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 ...

Astronomers are reporting the detection of a large object entering our solar system, and it is causing quite the stir in the ...

In October, the object from outside the solar system is expected to make its closest pass to a planet, coming within 0.4 AU (37 million miles) of Mars. Scientists don't believe A11pl3Z poses any ...