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.

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 ...

XR flew about 1.37 million miles (2.2M km) away from Earth. The space rock is estimated to be about 300-700 km (248-434 miles ...

NASA was recently tracking a large asteroid, known as the "city killer," after finding a small chance of it hitting Earth in ...

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

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

The space rock caused quite a stir after astronomers first spotted it last year on a trajectory bringing it uncomfortably ...

Astronomers believe thousands of large undiscovered asteroids, that could cause regional damage, may be in space.

For a few days in mid-February, headlines around the world buzzed about the potential for an asteroid to hit the Earth in ...

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

The chance that a football field-sized asteroid capable of destroying a city will strike Earth in 2032 has fallen to 0.001 ...