An asteroid is expected to eventually hit Earth, highlighting the importance of preparing for such an event. This video ...

Asteroid 2007 FT3 was classified as a city killer before vanishing in 2007 and remaining untracked for nearly two decades.

The space rock, known as "2026 AJ" and 40 feet in diameter, is hurtling toward our planet at around 20,500 miles per hour.

Scientists have discovered a “record-breaking” asteroid that is nearly the size of eight football fields. The object, known ...

A 700-metre asteroid went undetected near Earth after hiding in the Sun’s glare, raising fresh questions about blind spots in ...

On hearing the words "city killer" and "asteroid" in the same sentence, you'd be forgiven for thinking something bad is about to happen. But not to fear. Although an asteroid with the potential to ...

Breaking news headlines, stories and live updates on current affairs from across the globe. Complete coverage on the latest ...

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 ...

As part of the 'Our Fragile Space' exhibition, Alexander took long-exposure photographs of the sky to illustrate the number ...

Of Meteors and Buckyballs Aired February 23, 2001 - 7:40 a.m. ET . THIS IS A RUSH TRANSCRIPT. THIS COPY MAY NOT BE IN ITS FINAL FORM AND MAY BE UPDATED ...