The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

Astrophysicists are mapping a vast, hidden structure in the gas around the Sun that behaves like a tunnel carved through ...

NASA and Gemini North reveal stunning new images of interstellar comet 3I/ATLAS glowing with an eerie green light. Discover ...

Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...

This animation shows the observations of comet 3I/ATLAS when it was discovered on July 1, 2025. The NASA-funded ATLAS survey telescope in Chile first reported that the comet originated from ...

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the National Astronomy Meeting 2025 hopes to ...

Astronomers have confirmed the discovery of only the third known interstellar object everobserved passing through our Solar ...

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

When you buy through links on our articles, Future and its syndication partners may earn a commission. The Gemini North telescope in Hawai‘i captured the recently discovered interstellar object called ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

I/ATLAS, the interstellar object discovered in 2025, reveals the estimated population, composition, and distribution of ...