The third interstellar object ever observed is in our neighborhood—for now. And, asteroid Bennu could contain dust from ...

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

We take our understanding of where we are for granted, until we lose it. When we get lost in nature or a new city, our eyes ...

The new study suggests that miniture solar systems would not necessarily look like our own. This composite of planets in our solar system was taken by various NASA spacecraft. Included in the image ...

CAPE CANAVERAL, Fla. (AP) — Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have discovered what might be only the third known ...

The latest images of comet 3I/ATLAS are in, delivering a glorious view of the interstellar object's burgeoning tail, courtesy ...

I/ATLAS interstellar object has shifted from red to green-blue glow, produced an anti-tail, and revealed unusual gas ...

Harvard scientist Avi Loeb, who has made headlines for his theories about interstellar objects, says we are "probably not" alone.