Asteroid Ryugu up Close (IMAGE) University of Tokyo Caption Ryugu has an unusually low albedo, or reflectance, of 2 percent, so to our eyes it is blacker than coal. Hayabusa2's cameras are especially sensitive in order to resolve fine details. Credit © 2019 Seiji Sugita et al., <em>Science</em> Usage Restrictions © 2019 Seiji Sugita et al., <em>Science</em> License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.