What if an asteroid was headed straight for Earth? The scenario has been played out many times in films such as "Armageddon" and "Deep Impact," but NASA and FEMA want to make sure they're prepared for ...

While Earth was famously hit by a meteor that killed off the dinosaurs, many others have also hit our planet, many of them ...

An asteroid hit Earth's atmosphere last Friday. Astronomers were able to precisely determine where it was going to strike. And despite seeing it just two hours before impact, its small size meant it ...

Measuring around 41 feet in diameter, the asteroid is speeding towards our planet at more than 38,500 miles per hour.

Richard Binzel has been watching the skies for hazardous asteroids for more than 50 years. In 1995, he proposed the Near-Earth Object Hazard Index, later renamed the Torino scale, which rates ...

Zipping toward Earth at around 20,000 miles per hour, the asteroid is due to make its closest approach on Tuesday.