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 ...

A large asteroid does not need to hit Earth to expose a hard truth: the most dangerous space rocks may be the ones spotted ...

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 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 ...

A new study argues that if a large asteroid were discovered late on a collision course with Earth, scientists might indeed ...

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 ...

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 ...

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 ...

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 ...

Across Earth, every night, thousands of automated stargazers are waiting to take pictures of shooting stars. I am one of the scientists who study these meteors. Most movies and news alerts focus on ...