News

Comet believed to be 3 billion years older than our solar system
Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...
An Interstellar Comet Is Here, and Its Age Is Mind-Bending
After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...
Saturday Citations: Disproving string theory; interstellar comet arrives; lemurs age gracefully
Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.
Interesting Engineering on MSN2d
7 billion-year-old mysterious comet is the oldest known guest in our solar system
Researchers at Oxford have discovered that comet 3I/ATLAS may be over 7 billion years old, making it the oldest one we've ...
An alien comet is now passing through our solar system. Here's what we know
For context, that's 90 million kilometres farther than the distance between the Earth and the Sun! This diagram shows the ...
Science News2d
A newly discovered interstellar object might predate the solar system
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.
Science Daily2d
This interstellar comet may be a frozen relic from before the Sun
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 ...