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 ...

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 ...

FOR a brief window, Asteroid 2024 YR4 looked like a planetary hazard in the making. At up to 90m in diameter, it was ...

Earth' planet named HD 20794 d, which could have conditions suitable for lifeThe planet has a mass six times greater than ...

A large asteroid, 535844 (2015 BY310), will pass the Planet Earth at a distance of about 3.7 million kilometers. Moving at 28 ...

The asteroid everyone was worried about won't hit Earth. Better news: Folks working in Baltimore will help us learn more ...