During last year’s brief visit from the comet 3I/ATLAS, astronomers got an extremely rare glimpse into the cosmos beyond our ...

A comet born around a distant star is now tearing through our solar system at roughly 150,000 miles per hour, and astronomers ...

A comet first discovered in 1873 is approaching Earth during one of its most favorable viewing events in decades. Its orbit ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This week brings a final chance to easily see Comet Lemmon ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. These are the first two comets visible to amateur ...

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 ...

Astronomers have revealed new details about the makeup and age of a visiting comet that was born around a distant star. They ...

Juice observed 3I/ATLAS during perihelion, when Earth-based telescopes could not. Spectroscopic observations measured water ...

PARIS, France — 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 before seen in our cosmic backyard, ...

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...

From the Milky Way to dueling meteor showers, there’s lots in store for California sky watchers this month. July is full of ...