A menacing asteroid, some six miles wide, triggered Earth's last mass extinction. Now, scientists have found where it originated. It was "a projectile originating at the outskirts of the solar system ...

The asteroid that killed most dinosaurs 66 million years ago left behind traces of its own origin. Researchers think they know where the Chicxulub impactor came from based on levels of ruthenium. The ...

The asteroid responsible for our last mass extinction 66 million years ago — wiping out the dinosaurs — originated from the far reaches of our solar system, unlike most asteroids that have struck ...

Scientists have pinpointed the origin and composition of the asteroid that caused the mass extinction 66 million years ago, revealing it was a rare carbonaceous asteroid from beyond Jupiter, according ...

WASHINGTON, Aug 15 (Reuters) - It was a turning point in the history of life on Earth. An asteroid an estimated 6-9 miles (10-15 km) wide slammed into Mexico's Yucatan Peninsula 66 million years ago, ...

The asteroid Ryugu may look like a solid piece of rock, but it’s more accurate to liken it to an orbiting pile of rubble. Given the relative fragility of this collection of loosely bound boulders, ...

On an otherwise typical spring day some 66 million years ago, an asteroid fell from the sky over what is today the Chicxulub region of Mexico and ended the reign of dinosaurs on Earth. Now, scientists ...

The pristine samples from asteroid Ryugu returned by the Hayabusa2 mission on December 6, 2020, have been vital to improving the understanding of primitive asteroids and the formation of the solar ...

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