See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

The asteroids are as large as around 75 and 91 feet in diameter, according to the Center for Near Earth Object Studies.

In the 1960s, when the possibility of an asteroid impact alarmed the American public for the first time, MIT students drafted ...

The moon is not so much the serene orb we clearly see in night skies a few nights a month but rather a noisy battleground ...

Last week, a handful of watching telescopes captured something crashing into the moon. Then over the weekend, a second object ...

The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...

A viral social-media clip claiming to show 3I/ATLAS has been debunked by scientists—here's what the footage really shows, why it matters and how to spot misleading cosmic claims.

Millions of asteroids are currently zipping through our solar system. These rocky remnants of the early solar system receive extra attention when their itinerary brings them too close to Earth—which, ...

The Earth has just added its seventh confirmed quasi-lunar moon. It is 2025 PN7, a small Apollo-type asteroid detected in August solely by its brightness, thanks to the Hawaiian Pan-STARRS 1 telescope ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

It’s that time of year again when animals start preparing for the cold winter months, building nests and dens, and gathering enough food to keep them fat and happy until spring rolls back around.