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Clues from asteroids about Earth’s volatiles

Nature Geoscience volume 18, pages 812–814 (2025)Cite this article

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Samples returned from the asteroids Ryugu and Bennu shed insight on H2O ice and nitrogen-bearing organic matter in the Solar System and on Earth.

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Fig. 1: A schematic of the variation of volatile ices on dust grains in the protosolar disk (left), and the present-day positions of Solar System bodies (right).

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Acknowledgements

I thank the Hayabusa2 project team. The results of our research in the Hayabusa2 project team led to the ideas described here.

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  1. Division of Earth and Planetary Science, Kyoto University, Kyoto, Japan

    Takaaki Noguchi

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  1. Takaaki Noguchi
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Correspondence to Takaaki Noguchi.

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Noguchi, T. Clues from asteroids about Earth’s volatiles. Nat. Geosci. 18, 812–814 (2025). https://doi.org/10.1038/s41561-025-01775-4

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