Smithsonian Magazine on MSN
Interstellar comet 3I/ATLAS might be the oldest object ever seen in our solar system, a study suggests
Our latest known interstellar visitor, comet 3I/ATLAS, is currently making its way out of the solar system, after passing by the sun late last year. Scientists have been racing to study the rare guest ...
An interstellar comet that blazed past the sun last year could be nearly three times older than our solar system and is unlike anything ever seen before in our cosmic backyard, astronomers said Monday ...
The Brighterside of News on MSN
12 billion years old interstellar comet 3I/ATLAS may be older than the solar system
I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was ...
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