Asteroids are some of the oldest objects in the solar system: leftovers from the chaotic time when planets were assembling ...

Scientists discover binary asteroids near Earth can trade rocks and dust through slow collisions, revealing clues about asteroid evolution.

Bright streaks on a small asteroid moon looked, at first, like a camera problem. They were faint, fan-shaped, and easy to ...

New images from NASA's DART asteroid-smashing mission show space rocks exchanging material in a slow process that reshapes ...

Asteroids with tiny moons may be quietly trading material across space. Images from NASA’s DART mission revealed faint ...

When we eventually mine asteroids, humans and robots will not leave unprotected microbes on the surface. Instead, machines ...

Astronomers believe that 14,000 undiscovered near-Earth objects like asteroids, large enough to cause damage, could be in space. Recently, NASA was tracking a large asteroid flying past Earth known as ...

About 15% of asteroids near Earth have small moons orbiting them, making binary asteroid systems common in our cosmic ...

Add Yahoo as a preferred source to see more of our stories on Google. A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space. But what if the real danger comes from much smaller, barely detectable ones?

"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

When Joel Sercel thinks about the promise of extracting valuable resources from asteroids for use in space, he recalls other world-changing technologies that exploded when the time and circumstances ...