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

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 ...

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

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

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

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.

Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...

As the mysterious interstellar comet 3I/ATLAS speeds towards its perihelion on 29 October 2025, NASA's Asteroid ...

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

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

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...