Called 3I/ATLAS, the object is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system Jay ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

Object 3I/ATLAS is now too far from Earth to aim a telescope at, but prior observations showed some unusual behavior. The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object screaming into our solar system from far beyond. Now, as the BBC reports, new observations by the Gemini South ...

It's probably a comet, but it might be some sort of ancient alien spacecraft or probe. What's for sure is that the mystery surrounding an object known as 3I/ATLAS is becoming both more and ...

Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...

Our solar system’s latest and only third known interstellar visitor is becoming more fascinating by the week. Spotted in early July, the object, dubbed 3I/ATLAS, is widely believed to be a comet. It’s ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...

The Very Large Telescope (VLT) detected significant nickel vapor but almost no iron in the interstellar 3I/Atlas comet. Having nickel without iron is not a chemical signature found in known natural ...