Comet Lemmon's nucleus is believed to be just a couple of miles in diameter. This is relatively small compared to other ...

Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

Stargazing lovers are being given a once in several lifetimes chance tonight - to see a comet which will not return again for ...

Fifteen years ago on this day, the comet Hale-Bopp made its closest approach to Earth, at a distance of 1.315 AU (1 AU = 93 million miles). The comet had been discovered independently by two amateur ...

It’s been a few years since we’ve seen a decently bright comet grace the nighttime sky, but one is now passing through our celestial neighborhood. It certainly won’t compare to the rare cosmic ...

This image provided by Brennan Gilmore shows the bright green comet C/2025 A6 (Lemmon) on Saturday, Oct. 4, 2025, in Cismont, Va. NEW YORK (AP) — Two bright green comets are streaming through the ...

A comet discovered earlier this year, now just bright enough to be visible to the naked eye, is poised to be among the top ...

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 ...