After the return of Hayabusa from asteroid Itokawa in 2010, the Japanese space agency JAXA developed a plan to investigate how our planet became habitable. The Hayabusa2 spacecraft mission to the asteroid Ryugu is just one part of this exploration that aims to track water and organics throughout our Solar System.
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Fujimoto, M., Tasker, E.J. Unveiling the secrets of a habitable world with JAXA’s small-body missions. Nat Astron 3, 284–286 (2019). https://doi.org/10.1038/s41550-019-0745-8
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