Astrophysicists have been grappling with the question of how water arrived on our young planet for decades. One of the ...

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

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

There are millions of asteroids in the asteroid belt (and perhaps just as many trojan asteroids in Jupiter's orbit), and some of them potentially contain precious metals worth more than all the money ...

There are so many asteroids orbiting between Mars and Jupiter — millions of them — that this region is known as the main asteroid belt. They sometimes get pushed out of the belt and can end up ...

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.

They sometimes get pushed out of the belt and can end up all over the place — like this one.How do scientists track potentially dangerous asteroids?A telescope in Chile discovered the asteroid ...