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

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

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

It’s a fantastic opportunity to test our model on something new and possibly ancient.” The scientist explained that the 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 ...