The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking Earth eight years from now.

An asteroid between about 130 and 300 ft. (40 and 90 meters) in diameter has been given a 2.3% chance of it hitting Earth on Dec. 22, 2032.

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

By comparison, the asteroid that wiped out the dinosaurs and 70% of all other animal species on Earth around 65 million ... t just waiting for an asteroid to strike,” Richard Moissl, head ...

YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...

YR4 became the highest-rated asteroid predicted to strike Earth, and although predictions for impact have lowered, not enough ...

YR4 has a 2.3% chance of hitting Earth in the year 2032. But according to new estimates, it may have an even smaller chance of hitting the moon instead.

It’s very rare that planetary geologists can tell whether it was an asteroid or comet that hit. One of the most recent and ...

NASA is tracking a house-sized asteroid set to whiz past Earth tomorrow at a thundering 29,304 miles per hour. The space rock ...

Researchers uncover the oldest asteroid crater in Australia, revealing its role in shaping Earth’s ancient climate.

Asteroid 2024 YR4 poses a potential risk to the Moon, with a 1.7% chance of collision despite Earth now being safe. If it ...