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

"People will be hurt and killed" if we're not vigilant, scientists warn.

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 ...

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 ...

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 ...

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 ...

On June 30, 1908, an asteroid tore across the sky above a remote part of Siberia before erupting in a cataclysmic explosion.

Asteroid as big as Empire State Building is on its way ...

NASA's DART mission, which tested a planetary defense strategy, successfully changed the orbit of the asteroid Dimorphos in 2022. The mission also unexpectedly altered the orbit of Dimorphos's larger ...