That one was estimated to be about 6.2 miles (10 kilometers) in diameter and marked the last known large asteroid to hit our ...

Chances an asteroid may hit Earth in 2032 have again risen, though the risk remains tiny, astronomers say. Here's what to ...

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

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

he says. Scientists and governments had no idea how to respond, he says. A large asteroid strike could be catastrophic if it hits an area where humans live. We don't know exactly how big YR4 is yet, ...

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.

A newly discovered asteroid being tracked by the global science community has a nearly 98% chance of zooming by Earth without ...

YR4 has a roughly 2 percent chance of hitting Earth in 2032, and “is large enough to cause localized damage,” NASA says.

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.

New simulations reveal that the climate, atmospheric chemistry and even global photosynthesis would be dramatically disrupted by an asteroid collision ...

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

Once, a very long time ago, a massive asteroid hit the Earth and wiped out the dinosaurs. In addition to functionally ...