Scientists find evidence of flowing water on Ryugu’s ancient parent asteroid
New research shows that liquid water flowed across the parent body of the near-Earth asteroid Ryugu much later than previously thought possible. The discovery comes from analysis of rock samples collected by Japan’s Hayabusa2 mission between 2018 and 2019 and returned to Earth in December 2020. By examining radioactive isotopes of lutetium and hafnium in the samples, scientists determined that fluids moved through the asteroid’s … Continue reading Scientists find evidence of flowing water on Ryugu’s ancient parent asteroid
