The 700–1,300 feet-wide space rock deformed rocks more than six miles from the impact site when it hit 600 million years ago.

Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...

NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...

The incredible aftermath of the Chicxulub asteroid impact—one of the most cataclysmic events in Earth’s history—is unfolding ...

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

It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

It is known as a near-Earth asteroid, meaning its orbit presents a danger to Earth, according to NASA. It is between 130 and ...

The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...

"Megaripples" in the seafloor that were created in the aftermath of the dinosaur-killing asteroid impact extend much farther ...

Where do meteorites of different types come from? In a review paper in the journal Meteoritics & Planetary Science, ...

NASA has announced that the 540-foot-wide asteroid 2014 TN17 will pass Earth on March 26, 2025. Despite the pass being 5 ...

New simulations reveal that the climate, atmospheric chemistry and even global photosynthesis would be dramatically disrupted by an asteroid collision ...