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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.
Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...
On July 1, scientists discovered a mysterious object hurtling through our solar system. Nicknamed 3I/ATLAS, astronomers say ...
When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...
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 ...
A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists.
The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...
After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...
Comet 3I/Atlas may be the oldest spotted so far and should be visible through amateur telescopes in just a few weeks' time.
A mystery interstellar object discovered by a British astronomer is most likely the oldest comet ever seen. The "water ...
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