A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar to claims made about 'Oumuamua. But experts have called it "nonsense".

Earth's famous Hubble Telescope has just revealed the first images of a mysterious interstellar object racing through our ...

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

As the Moon reaches New, advanced observers can try photographing 3I/ATLAS while everyone can enjoy nebulae and more in the ...

A visitor from beyond is currently passing through our Solar System at a staggering speed. This celestial body, named ...

About 20 miles north of Pittsburgh, the charming borough of Mars has fully embraced its planetary namesake with an out-of-this-world monument that makes other town squares look downright mundane by ...

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

Scientists are observing a unique interstellar comet, 3I/ATLAS, currently passing through our solar system. This is only the third such object ever detected.

A rare lunar occultation, fading crescent moon, and an interstellar visitor make for a memorable week of stargazing in ...

Comet 3I/ATLAS is the third confirmed interstellar visitor to our solar system. But with the Rubin Observatory now scanning ...

This comet, first detected on July 1, 2025, by the ATLAS sky survey system, is providing scientists with a rare glimpse into the chemistry and behavior of objects that formed around other stars.