Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...

A new study of dinosaur biodiversity challenges the belief that the megafauna were on their way out 66 million years ago ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

A new study reveals that the asteroid belt is slowly disappearing, offering insights into its long-term fate and what this ...

Asteroid 2024 YR4 has a 4% chance of colliding with Earth’s moon in 2032, and some scientists are considering whether they ...

Deflecting asteroids by running spaceships into them may sound like science fiction, but it's quite real. And it's quite a ...

NASA has warned of a new cosmic phenomenon that could affect Earth. It is neither the comet 3I/ATLAS, nor the already famous ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

The celestial object is what scientists call a quasi-moon — an asteroid that orbits the sun but appears to move alongside ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...