YR4, once referred to as a ‘city-killer’ with the potential to cause regional devastation and impact the climate, is no ...

An asteroid discovered over 200 years ago which is roughly the size of Germany would have catastrophic consequences for life ...

However, there is a 1.7% chance that it could impact the moon. In 2013, a small asteroid, just 60 feet wide, exploded over Russia, injuring more than 1,600 people. An asteroid big enough to wipe ...

The space rock, which measures 150 feet across and is traveling at 38,922 miles per hour, is one of five on NASA's radar.

Its impact on Earth could be as powerful ... residents of the city of Chelyabinsk, Russia, witnessed an asteroid exploding in the atmosphere. If an asteroid landed on the ocean, the destruction ...

A case in point: a European Space Agency satellite, known as ERS-2, launched in 1995 and inactive since 2011, tumbled through ...

"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University Belfast and a member of one of Nasa's sky surveys that searches and tracks ...

However, an impact on the moon cannot be ruled out. Then in January of this year, the near approach of an asteroid perhaps ... over Chelyabinsk, Russia, injuring many people when its shock wave ...