A close-up image of asteroid Ryugu. A new analysis of samples from the space rock hints that flowing water once coursed through its interior. | Credit: ISAS/JAXA, CC BY 4.0 , via Wikimedia Commons ...

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 ...

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 ...

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 ...

A team of researchers, including those at the University of Tokyo, discovered that liquid water once flowed on the asteroid that spawned near-Earth asteroid Ryugu more than a billion years after it ...

Nucleobases are essential components of DNA and RNA, which underpin life on Earth. Detecting them in uncontaminated extraterrestrial material helps researchers to understand how such compounds can ...

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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 Dietitians say you ...

A new study reveals all five fundamental nucleobases – the molecular “letters” of life – have been detected in samples from the asteroid Ryugu. Asteroid particles offer a glimpse into the chemical ...

All five of the main ingredients for DNA and RNA have been found in samples from the asteroid Ryugu. This strengthens the idea that asteroids may have brought the ingredients for the first living ...