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 ...

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 ...

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

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

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 ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

Microscopic grains of alien dust buried in the sediment at the bottom of the ocean could be evidence of a comet that exploded ...