Phys.org -
17 Mar 2020 16:12

The solar system formed approximately 4.5 billion years ago. Numerous fragments that bear witness to this early era orbit the sun as asteroids. Around three-quarters of these are carbon-rich C-type asteroids, such as 162173 Ryugu, which was the target of the Japanese Hayabusa2 mission in 2018 and 2019. The spacecraft is currently on its return flight to Earth. Many scientists, including planetary researchers from the German Aerospace Center (Deutsches Zentrum für Luft-und Raumfahrt; DLR), inten...
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