Further observations ruled out an impact. The most infamous asteroid impact occurred 66 million years ago, when a six-mile-wide space rock triggered a global winter, wiping out the dinosaurs and ...

The asteroid is estimated to be 131 to 295 feet (40 and 90 meters) wide. The space rock has a “size range comparable to that of a large building,” said Dr. Paul Chodas, manager for the Center ...

A bus-sized asteroid is set to hurtle past Earth today at a staggering speed of 35,000mph - ten times faster than a speeding ...

But sometimes a space rock gets flagged as a potential threat because there is a slim chance that it may collide with Earth. A newly discovered near-Earth asteroid called 2024 YR4 is one possibly ...

Named 2024 YR4, the asteroid has a 1.2% chance of hitting our planet on December 22, 2032, the European Space Agency and NASA have found. But that also means the space rock has a nearly 99% chance ...

A nuclear weapon could potentially be sent into space to deflect an asteroid heading Earth's way ... the measure could be taken against a space rock the size of a football pitch which is being ...