According to a study conducted by University of Tokyo researchers, Ryugu maintained a "pristine record" of late water activity. By examining the lutetium and hafnium isotopes in their rock samples, ...

Scientists have found evidence of liquid water flowing through the asteroid Ryugu for over a billion years, challenging previous theories about water activity on asteroids.

NASA has received samples of Asteroid Ryugu from the Japan Aerospace Exploration Agency (JAXA). The samples were collected by ...

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

See multiple views from the Hayabusa2 spacecraft's touching down on asteroid 162173 Ryugu. Credit: JAXA/U. Tokyo/Kochi U./Rikkyo U./Nagoya U./Chiba Inst. Tech./Meiji U./U. Aizu/AIST ...

The earliest such attempts date to Nikola Tesla in 1899. Where, and how, are we listening today? What are we hoping to hear?

Samples of an asteroid 300 million miles from Earth arrived in Japan on Tuesday to applause and smiles, the climax of a six-year odyssey by a space probe pursuing the origins of life.

Japan has retrieved a capsule of asteroid dust from Australia's remote outback after a six-year mission that may help uncover more about the origins of the planets and water, the Asian nation's space ...

The infrared spectral characteristics of organic-rich acid residues prepared from Ryugu samples returned by the JAXA Hayabusa2 mission generally match those from unheated carbonaceous chondrite ...

Looking for a Shimoda day trip? Here’s the quick pitch: a no-fuss, high-reward day trip to Izu in Shizuoka Prefecture with pretty stops, good coffee and seafood that actually lives up to the hype. If ...

This artist's illustration shows a molten planet with asteroids nearby. Earth likely got its water from two sources: off-gassing during the magma ocean phase, and delivery by asteroids and comets.

The potential 'city killer' asteroid 2024 YR4 has a small chance of hitting the moon in 2032. In a new paper, scientists probe the logistics of destroying it — possibly with nuclear weapons — before ...