Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

Earth asteroid that had been hidden in the sun’s glare, marking a significant advancement in planetary defense. This ...

A GIANT asteroid that risks crashing into the Moon could be nuked before it makes impact. Scientists are looking into the possibility of destroying the so-called “city-killer” asteroid ...

Astronomers are considering blowing up the “city killer” asteroid, estimated to have a small chance of crashing onto the Moon in 2032, to cut the risk of the collision debris destroying satellites.

NASA's OSIRIS-APEX mission, which was one of 19 designated to be canceled by the Trump administration, has been saved from ...

Although it won’t hit Earth, an asteroid once labeled a “city killer” is now back in the spotlight — this time, because it might hit the moon. KTLA spoke with Davide Farnocchia, a navigation engineer ...

Smacking a planet-threatening asteroid comes with big responsibility. If we slam an impactor into an asteroid in exactly the wrong spot, the space rock may pass through a "gravitational keyhole" that ...

On Sept. 26, 2022, NASA's Double Asteroid Redirection Test craft smashed into its target, the hazardous asteroid Dimorphos, ...

Astronomers are considering blowing up the “city killer” asteroid, estimated to have a small chance of crashing onto the Moon in 2032, to cut the risk of the collision debris destroying satellites.

Astronomers are considering blowing up the “city killer” asteroid, estimated to have a small chance of crashing onto the Moon in 2032, to cut the risk of the collision debris destroying satellites.