Hayabusa2 asteroid Ryugu samples reveal liquid water flowed through rock over one billion years after formation.

Near-Earth asteroid Ryugu was previously covered in flowing water, say researchers examining samples returned by JAXA's ...

Samples retrieved from asteroid Ryugu indicate that it once had flowing water in far greater volumes than previously thought ...

See multiple views from the Hayabusa2 spacecraft's touching down on asteroid 162173 Ryugu. Credit: JAXA/U. Tokyo/Kochi ...

A team of researchers, including those at the University of Tokyo, discovered that liquid water once flowed on the asteroid ...

Asteroid Ryugu is proving to be one of the most scientifically valuable time capsules in the solar system. A recent study of microscopic grains collected from Ryugu by Japan's Hayabusa2 spacecraft ...

In June 2018, Japan's Hayabusa 2 mission reached asteroid 162173 Ryugu. It studied the asteroid for about 15 months, deploying small rovers and a lander, before gathering a sample and returning it to ...

What minerals within the grain samples from asteroid Ryugu that returned to Earth can teach scientists about this intriguing asteroid and the rest of the solar system? This is what a recent study ...

Fluids may have flowed within the parent body of the near-Earth asteroid Ryugu more than one billion years after it formed.

A surprising discovery from a tiny grain of asteroid Ryugu has rocked scientists' understanding of how our Solar System evolved. Researchers found djerfisherite—a mineral typically born in scorching, ...

The second paper, published Aug. 22 in the journal Nature Geoscience, compared Bennu with primitive meteorites, as well as with asteroid Ryugu, from which samples were collected by the Japan Aerospace ...