James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The highly anticipated moment for skywatchers is finally approaching as interstellar comet 3I/ATLAS prepares for its closest pass by Earth this December. The mysterious object famous for both ...

The interstellar object 3I/ATLAS was first detectedin 2017 and has since become a subject of intense interest. Expected to pass near Earth in early 2026, it will make a closer approach to Jupiter in ...

CAPE CANAVERAL, Fla. (AP) — A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as ...

AUSTIN (KXAN) — We’re just days away from the arrival of a comet from outside of our solar system. On December 19, 3I/ATLAS will make its closest approach to Earth after months of travel. This is the ...

Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels through Earth’s solar system. Comet 3I/ATLAS was first observed on July 1 and ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In an earlier blog post about Christopher ...