Picture shows a telescopic image of Ryugu, in 2018. Researchers conclude that the asteroid likely formed at the outer edge of the Solar System beyond the orbits of Jupiter and Saturn, as high-precision measurements that determine the ratio of iron isotopes in rock samples. (JAXA, University of Tokyo and collaborators/Newsflash)
International researchers have revealed that the Ryugu asteroid originated from the outer edge of the Solar System beyond the orbits of Jupiter and Saturn. Iron isotopes from Ryugu's rock samples…