NASA is tracking an airplane-sized asteroid ... The most significant impact of this century occurred over Russia in 2013, when an asteroid the size of a small building disintegrated about 12.4 ...

CAPE CANAVERAL, Fla. (AP) — Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient water world, scientists reported Wednesday.

The next stop for NASA's asteroid-hopping spacecraft Lucy is a space rock named Donaldjohanson, an object researchers recently learned is about 150 million years old. Lucy will fly past the three ...

NASA officials this week said recent calculations show a significantly smaller risk than previously believed that Earth could be annihilated in 2032 as a result of being hit by Asteroid 2024 YR4.

NASA is tracking a bus-sized asteroid zipping past the Earth at nearly 16,000 miles per hour today. The asteroid, known as "2025 DM7," is estimated to be about 42 feet across and soared past our ...