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

The second object that strayed from another solar system to ours was 21/Borisov. It was discovered in 2019 and is believed to ...

NASA's Hubble Space Telescope has captured an incredible image of an alien comet that's soaring through our galaxy from ...

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

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

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

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

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 ...

Named 3I/ATLAS, the object was first spotted on July 1. Travelling over 210,000 km/h, it was quickly confirmed as ...

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

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