How big of an asteroid does it take to damage cities, states, countries, and the planet? On the fourth-annual World Asteroid ...

It’s not the giant, planet-ending asteroids from Hollywood movies that concern NASA the most. And it’s not the tiny space rocks that burn up harmlessly in our atmosphere. Instead, scientists say the ...

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?

The Vera C. Rubin Observatory has discovered 11,000 new asteroids, including some that come close to Earth ...

Humanity needs to step up its asteroid-hunting game. To date, astronomers have spotted more than 8,000 near-Earth asteroids that are at least 460 feet (140 meters) wide — big enough to wipe out an ...

Rubin Observatory in the mountains of the Atacama Desert in Chile. Originally imagined in the mid-1990s as the Dark Matter ...

The NEO (Near-Earth Object) Surveyor undergoes adjustments at Jet Propulsion Laboratory in Pasadena. The space-borne infrared telescope, to be housed in the enclosure at left, will look for large ...

Forget world records because astronomers recently announced a new solar system record - the fastest spinning large asteroid ever discovered. It's about the length of eight football fields, but it ...

One significant threat to life here on Earth is the possibility that a massive asteroid will collide with our planet and destroy life as we know it. To understand the possibilities, large surveys of ...

It's a bird. It's a plane. It's a skyscraper ... or at least, it's something as big as those things. Several large asteroids are set to pass by Earth this week, according to NASA's Jet Propulsion ...

There is a nonzero chance that somewhere in the nearby solar system is a rock that might kill us all. This stony assassin may well be orbiting the sun at this very moment, careening down a celestial ...