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

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 ...

Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping ...

Scientists in Japan now believe that liquid water once flowed through the heart of the near-Earth asteroid Ryugu, after researchers detected something unusual in the samples of the space rock that ...

On Thursday night, a Japanese spacecraft will try to fire a bullet at a giant rock in space. If it succeeds, it could help advance understanding of how our planet formed in the early solar system. M ...

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 Hayabusa2 probe has sent back stunning images of the surface of Ryugu, giving researchers an up-close look at the asteroid’s rocky surface. February 21st, 2019, the Japanese space agency’s ...

Large quantities of water once flowed through the asteroid Ryugu, an indication that asteroids could have brought much more water to Earth than previously thought. The origin of Earth’s water is ...

Here is an artist’s impression of the size difference between the previous target asteroid for Japan’s Hayabusa2 space mission, 162173 Ryugu, and 1998 KY26. Hayabusa2 collected samples from Ryugu in ...

X-ray scans reveal rare chemical signatures in asteroid grains that hint at water, organics and the building blocks of life. Asteroid Ryugu is proving to be one of the most scientifically valuable ...