When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

On July 1, scientists discovered a mysterious object hurtling through our solar system.  Nicknamed 3I/ATLAS, astronomers say ...

A week and a half after its discovery, there are clues about the origin and age of the interstellar comet 3I/ATLAS – and ...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists.

British astronomers have discovered a mysterious object from space that is likely the oldest comet ever observed.This comet ...

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

A mysterious object, first observed hurtling across the solar system on July 1, has now been identified as "very likely to be the oldest comet ever." ...

The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...