Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

A Harvard astrophysicist has suggested that a newly discovered comet passing through our solar system might be an alien spacecraft in disguise. The claim by Professor Avi Loeb has split opinion in the ...

A mysterious object from outside our solar system-one that a Harvard scientist suggests could be alien technology-is making its way past the sun, and scientists are racing to catch up.

The paper presented several anomalous characteristics of the object, which could indicate that it is not a comet at all but ...

I/ATLAS is just the third recorded interstellar object to enter the solar system. However, the scientific consensus is that ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

The strange 3I/ATLAS comet that was recently discovered to be speeding through our solar system could actually be the work of ...

This object, NASA states, was eventually dubbed Comet 3I/Atlas. It is only “the third known object from outside our system to ...

On July 1, astronomers spotted an unusual high-speed object zooming towards the sun. Dubbed 3I/ATLAS, the surprising space ...

A giant “alien” comet had a recent near-miss with our solar system’s most notorious star: the sun. Experts believe the comet – known formally as 96P/Machholz 1 – came from somewhere else ...