A simple dust grain brought back from asteroid Ryugu is shaking up certain certainties. A rare mineral, djerfisherite, was ...

"Its occurrence is like finding a tropical seed in Arctic ice – indicating either an unexpected local environment or ...

Researchers find a mineral called djerfisherite in a Ryugu grain, which supposedly forms in circumstances that the asteroid ...

A surprising discovery in a sample from the Ryugu asteroid is challenging what scientists thought they knew about primitive ...

Ryugu is a dark, diamond-shaped asteroid that measures about 3,000 feet (1 kilometer) wide. Hayabusa2 collected one sample from the asteroid’s surface on February 22, 2019, then fired a copper ...

These findings suggest that Ryugu was once part of a much larger asteroid that formed out of various materials some two million years after our Solar System (some 4.5 billion years ago).

Asteroid 162173 Ryugu is a diamond-shaped space rock visited by the Japanese spacecraft Hayabusa2, which took a sample from the asteroid's surface to return to Earth.This material will help ...

Ryugu broke off from a larger asteroid after Earth had formed. But, he said, its parent body was an ancient asteroid that broke up, and bits could have traveled to the inner solar system, with ...

Asteroid 162173 Ryugu (Image credit: ISAS/JAXA, CC BY 4.0 , via Wikimedia Commons) The pitch-dark asteroid bits reflect only about 2% to 3% of the light that hits them, the team found.

Some of these samples have now been analyzed, and the results show that the asteroid Ryugu is the most primitive, unaltered object ever studied, much the same as it was when the solar system itself w.

Asteroid Ryugu is shaped like a spinning top and has a rock-strewn surface. A three-dimensional model shows the asteroid’s dimpled, irregular structure. Chasing an asteroid.

After analyzing the first subsurface sample of an asteroid to Earth, scientists are sharing what they’ve learned about the near-Earth asteroid Ryugu. The asteroid sample could shed light on the ...