Gaia’s full-sky survey generated a massive database tracking how asteroids reflect light as they rotate. These measurements, called light curves, reveal changes in brightness over time. When ...

For once, Earth isn’t the one in the crosshairs. NASA scientists have confirmed that a fast-moving asteroid first spotted by ...

Researchers have determined the precise date when an asteroid could potentially impact Earth, carrying with it a power ...

The Beaver Moon is almost here. The big, bright supermoon will rise over Mississippi soon. What you need to know to see it, ...

The Leonids once produced "one of the greatest meteor storms in living memory. Rates were as high as thousands of meteors per minute during a 15-minute span" on Nov. 17, 1966." ...

What if the asteroid that killed the dinosaurs struck Earth today? This video explores the potential consequences of such an ...

Stargazers using telescopes should be able to see the object in the predawn sky beginning Nov. 11, according to EarthSky.

Parts of an ancient comet will blaze across the sky this weekend as the Orionid meteor shower reaches its peak, promising a ...

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

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now has a second moon in its orbit. Any thoughts that Earth is now going to be ...

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 ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities.