A CITY-KILLER asteroid could be hurtling towards Earth but going completely undetected, a space agency chief warned. Humanity ...

That one was estimated to be about 6.2 miles (10 kilometers) in diameter and marked the last known large asteroid to hit our world. Planet killer asteroids are space rocks that are 1 kilometer across ...

Chances an asteroid may hit Earth in 2032 have again risen, though the risk remains tiny, astronomers say. Here's what to know about 2024 YR4.

It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

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 discovery of a massive crater formed by the impact of a meteorite more than 3.5 billion years ago is changing the way ...

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

NASA has significantly lowered the risk of asteroid 2024 YR4 hitting the Earth in 2032 through recent calculations. The moon ...

The space rock, which measures 150 feet across and is traveling at 38,922 miles per hour, is one of five on NASA's radar.

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

Previously, the Vredefort Dome had been the only dated impact structure. The 2 billion-year-old crater can be found in South ...

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