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

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 ...

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 ...

"This forces us to rethink the starting conditions for our planet’s water system." Liquid water flowed across the surface of the asteroid that birthed the near-Earth object (NEO) Ryugu much later than ...

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 ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping theories of how Earth gained its oceans. A billion-year-old impact may have melted ...

Asteroid Ryugu is a rubble pile of material from the formation of our Solar System. A new study of material returned by the Japanese Hayabusa-2 space probe shows that Ryugu, and likely objects like it ...

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 ...