See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

In a historic planetary defense test, NASA's DART spacecraft impacted asteroid Dimorphos, successfully shortening its orbit ...

A huge asteroid is likely to just miss Earth, but scientists are still worried—here's why.

Fine asteroid dust may have trapped intense heat near Earth’s surface, killing exposed animals and starting widespread fires.

What happens if an asteroid the size of a 15-story building crashes into the Moon in 2032? While the chances of the newly discovered asteroid 2024 YR4 hitting the Moon in seven years are slim – there ...

The chances of a devastating asteroid impact briefly spiked in 2025, after astronomers discovered a building-sized asteroid hurtling towards Earth. The asteroid, named 2024 YR4, was first detected by ...

Within minutes of impact, debris began heating Earth’s atmosphere. Fine dust trapped that heat, potentially killing the ...

The dinosaurs may not have starved through a years-long winter. New evidence suggests a blanket of ultrafine impact dust set the planet on fire within hours.

Illustration of an asteroid the passing the Moon as it approaches Earth. Near-Earth asteroids are a constant threat to our planet. In the pantheon of apocalyptic science fiction stories, the ...

The first few billion years of Earth's history saw the rise of life, the atmosphere and the oceans. Still, that time is shrouded in mystery: Not many rocks remain that preserve a record of those early ...

For more than 160 million years, dinosaurs dominated life on Earth. They survived shifting continents, volcanic eruptions, ...

Purdue planetary scientists Brandon Johnson and Alexandria Johnson discovered that the Chicxulub impact created a global dust ...