Measuring around 41 feet in diameter, the asteroid is speeding towards our planet at more than 38,500 miles per hour.

The space rock, known as "2026 AJ" and 40 feet in diameter, is hurtling toward our planet at around 20,500 miles per hour.

Scientists have discovered a “record-breaking” asteroid that is nearly the size of eight football fields. The object, known ...

An international team of astronomers has discovered an asteroid that spins so fast, it should've torn itself apart.

2025 MN45 isn't the overall spin-rate record holder. Astronomers have found a number of small asteroids — those just a few ...

Scientists discover asteroid spinning once every 1.88 minutes—the fastest rotation ever found for a large space rock. Five ...

Astronomers analyzing data from Vera C. Rubin Observatory have discovered the fastest-ever spinning asteroid with a diameter ...

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to protect Earth from the threat of an asteroid impact. By smashing a ...

NEW ORLEANS — There’s about a 4 percent chance that a building-sized asteroid will hit the moon in 2032. Moreover, there’s about a 1 percent chance that the asteroid, dubbed 2024 YR4, will not only ...

The Hubble Space Telescope observed the debris belt and dust clouds around the star Fomalhaut, which was blotted out to allow the fainter features around it to be seen. Credit: NASA / ESA / Paul Kalas ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...