Which asteroids pose the greatest threat to Earth? How likely are they to strike, and what level of destruction could they ...

Large asteroids are considered a potential threat to the Earth. That's why scientists closely monitor them and record every ...

The space rocks, both estimated to be no larger than 5 miles (8 kilometers) wide, impacted Earth within 25,000 years of each ...

Until now, only objects with a diameter of at least several hundred meters were known in the asteroid belt; most of them were ...

A massive 210-foot asteroid - 2024 XW15 - is heading towards Earth today. It is travelling at a speed of 41,421 km/h.

NASA’s Jet Propulsion Laboratory (JPL) is monitoring three asteroids set to pass Earth on December 11, 2024. Though moving at ...

This meteor shower, among the few major meteor showers to come from asteroids, is considered to be one of the best and most ...

Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt. They used their approach to detect more than 100 new asteroids, ranging from the size of a ...

An artist’s illustration of NASA’s James Webb Space Telescope revealing a population of small asteroids in the main asteroid belt. The asteroid that extinguished the dinosaurs is estimated to ...

There is no question that the sun is a temperamental star, as this year's unusually strong solar storms show. Some of them ...

Scientists warn that our sun eject a massive, potentially deadly burst of solar radiation called a "superflare" any day now.

Learn how violent solar storms shower Earth with radioactive atoms.