The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking Earth eight years from now.

NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

An asteroid between about 130 and 300 ft. (40 and 90 meters) in diameter has been given a 2.3% chance of it hitting Earth on Dec. 22, 2032.

YR4: everything to know about the potential "city killer" space rock that has a 2.3% chance of striking Earth on Dec. 22, 2032.

Since the beginning of time, humans have looked up at the stars and dreamed of exploring the universe. Read more about it here: ...

There is now a 1-in-32 chance that the space rock will hit us in 2032 – with potentially disastrous consequences ...

The chances that an asteroid hits Earth in 2032 are now at their highest since the object was first discovered, according to NASA.

Most researchers consider that case closed. Rocks of that age contain traces of an asteroid that struck Earth, generating catastrophic events from global wildfires to climate change. But the ...

It's a new type of three-body problem for astronomers, who used the Hubble Space Telescope to determine that twin asteroids ...

He shared key facts about the asteroid with CBS News during the below conversation, which has been edited for clarity. When would the asteroid hit Earth? This asteroid passes us by every four years.