We just cracked open the door to a whole new world of chemistry that we never had access to before,” said Thomas Puzia of ...

The comet is once again be visible from Earth after passing behind the Sun in October of this year. “3I/ATLAS can be observed ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

Comet 3I/Atlas is believed to have originated from the Oort Cloud, a distant region filled with icy bodies that lie at the outer reaches of our solar system. This ancient reservoir of comets serves as ...

It came from outer space. Interstellar space, to be precise. From somewhere beyond the influence of our sun, possibly from ...

The comet, which will come within roughly 167 million miles (270 million kilometers) of our planet, will be tracked by telescopes around the world so astronomers can pinpoint its location and make ...

Scientists atop Mauna Kea on the Island of Hawai’i and across the Hawaiian chain are turning their telescopes skyward Friday ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

It made its closest approach to Earth on October 21, 2025. On 22 February 2023 it was discovered by the ATLAS observatory.