Previously, the hardest diamonds known have been found only in asteroid and meteoroid impact craters. For instance, lonsdaleite was first discovered in the Canyon Diablo meteorite in Arizona in 1967.

YR4 has a roughly 2 percent chance of hitting Earth in 2032, and “is large enough to cause localized damage,” NASA says.

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

Some 66 million years after the Chicxulub asteroid impact kickstarted the Cretaceous–Paleogene (K-T) extinction, scientists are still finding stunning evidence of its destruction. In 2021 ...

NASA on Feb. 24 said, "There is no significant potential for this asteroid to impact our planet for the next century." The asteroid 2024 YR4 is now rated at Level 0 out of 10 on the Torino Impact ...

Chinese scientists have created a ‘super diamond’ 40% harder and far more durable than natural ones. Experts say the creation could lead to breakthroughs across several key industries that ...

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...

The new data is in. "NASA has significantly lowered the risk of near-Earth asteroid 2024 YR4 as an impact threat to Earth for the foreseeable future," the space agency said in an update on Feb. 24.

An image captured by the Asteroid Terrestrial-impact Last Alert System (ATLAS) when it discovered asteroid 2024 YR4. Credit: ATLAS / NASA It's certain that recently discovered asteroid 2024 YR4 ...