For decades, the prevailing theory behind the mass extinction that ended the reign of the dinosaurs has pointed to a ...

The space rock is expected to zoom past our planet at a zippy 28,655 miles per hour, according to the space agency.

Don't worry – it's still not a danger to Earth for the time being. When we last checked in, odds of a collision between 2024 ...

On a spring day some 66 million years ago, a six-mile-wide asteroid smashed down just north of what is now Mexico’s Yucatan Peninsula. This sudden impact created tsunamis stretching one mile ...

The Earth bears geologic evidence of past cosmic impacts, such as the 125-mile-wide Chixculub Crater in Mexico’s Yucatan Peninsula, which was the likely impact site of the 6-mile-wide asteroid ...

They flattened forests, left massive craters and even killed the dinosaurs. Learn all about Earth’s hugest asteroid strikes.

Researchers found that the impact triggered mega ... have found that the nearly 10km-wide asteroid that slammed into the water near what is now Mexico’s Yucatan peninsula triggered a massive ...

Asteroid 2024 YR4 is estimated to be around 130-300 feet wide, according to NASA, and would strike on Dec. 22, 2032 on the slim chances that it does impact Earth. According to NASA's Jet ...

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 ...

Asteroid 2024 YR4 was discovered on Dec. 27 by the Asteroid Terrestrial-impact Last Alert System (ATLAS) telescope in Río Hurtado, Chile. Since its discovery, the asteroid gained global attention ...