NASA experts are raising alarms about the growing threat posed bynear-Earth asteroids, with some of these objects having the potential to cause devastating damage to cities. While some large asteroids ...

When we think of planet killer asteroids, survival odds might seem slim. But we aren't defenseless.

More space technology must be developed to prevent "city-killing asteroids" from hitting Earth, experts recommended at a recent science conference. While the risk is low, mid-size asteroids near Earth ...

Add Yahoo as a preferred source to see more of our stories on Google. There could be a catastrophic threat lurking in space right now. We might not know until it's too late. Near Earth, there are ...

China is studying an on-orbit kinetic impact test mission for planetary defense that would target a small near-Earth asteroid ...

Don't look up! But if you do, you might be able to see a bus-sized asteroid passing Earth. The newly discovered space rock is said to make a close call early next week, flying by Earth, but rather ...

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 ...

Here’s one less thing to worry about: Scientists have confirmed that NASA is even better than it thought at protecting us from asteroids. Despite doomsday movie plots about Earth-ending collisions, a ...

The giant asteroid Apophis will make a historically close approach to Earth on April 13, 2029. Scientists have ruled out any risk of Apophis hitting Earth for at least the next century. The 2029 flyby ...