World Asteroid Day 2025 is upon us! Here's how you can celebrate the event by livestreaming real-time views of near-Earth ...

One hundred and seventeen years ago, on June 30, 1908, the world changed. For the people of Eastern Russia, near the Tunguska ...

Didymos is a large asteroid around half a mile (2,560 feet or 780 meters) in length, while Dimorphos measures a mere 525 feet (160 m), according to the Johns Hopkins University Applied Physics ...

The asteroid in question, a 525-foot-wide body known as Dimorphos, is actually a moon orbiting a 2,500-foot-wide asteroid named Didymos. Neither poses any threat to Earth, ...

On September 26, the Double Asteroid Redirection Test (DART) spacecraft is due to crash into the side of Dimorphos, a small asteroid orbiting the larger near-Earth asteroid Didymos, at a speed of ...

The target of the DART mission was a binary asteroid system DART, consisting of a larger asteroid, Didymos, which measures about 2,560 feet across, and a smaller 530-foot moonlet Dimorphos.

The Didymos asteroid system has been studied for years, and the orbit of Dimorphos around its larger parent Didymos before DART’s intentional collision was accurately measured to take 11 hours ...

The 1,340-pound spacecraft plowed into Dimorphos, a small moon around asteroid Didymos, at 7:14 p.m. ET on Monday, following a 10-month journey to the binary asteroid system.

NASA’s Double Asteroid Redirection Test (DART) will crash into the asteroid Dimorphos on September 26th, 2022. The mission is the first planetary defense test, and will try to change the orbit ...

NASA’s DART mission punched the Didymos asteroid in 2022 — now it’s time to go back. The ESA’s autonomous Hera mission is going through preflight testing before it has to navigate the real ...

What will happen during the collision? The mission’s target is Dimorphos, a small asteroid that is about 500 feet in diameter and orbits a larger object, a half-mile-wide asteroid named Didymos.