Interstellar comet 3I/ATLAS is carrying chemical signatures that do not match anything formed in our solar system.

Add Yahoo as a preferred source to see more of our stories on Google. A deep image of interstellar Comet 3I/ATLAS captured by the Gemini Multi-Object Spectrograph (GMOS) on Gemini South at Cerro ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that same hunk of ice starts blasting out enough water to fill 70 Olympic swimming ...

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

With all the things going on here on Earth, but also in the immediate space that surrounds it, humanity seems to have forgotten all about a comet that sparked intense controversy not long ago. But now ...

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents preserved fragment of ancient planetary system ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to be completely natural and free of any alien tech. The SETI Institute said ...

Throughout June 2026, SETI Institute scientists, affiliates, and collaborators contributed to discussions spanning ...

A comet orbiting our Sun may be an interloper from another star system. A second possibility is suggested by the comet’s peculiar orbit. Machholz 1 approaches very close to the Sun on its orbit, ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh of relief. Echoing what NASA officials have long said, a team of ...