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 ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

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

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

Interstellar comet 3I-ATLAS is a rare cosmic visitor that may be older than our Sun, offering scientists a unique glimpse ...

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 ...

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 ...

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.

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

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system.Video above: Astronomers discover how planets formThe Hubble Telescope and its Wide Field ...