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The tumultuous childhood of the Solar System

The peculiar carbon isotopic compositions of carbonates in the Tagish Lake meteorite suggest that D-type asteroids accreted in the outer part of the protoplanetary disk — beyond 10 au — before being dispersed sunwards to the main asteroid belt.

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Fig. 1: Schematic representation of the Solar System showing the location of the different planets and the asteroid belt.


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Correspondence to Yves Marrocchi or Laurette Piani.

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Marrocchi, Y., Piani, L. The tumultuous childhood of the Solar System. Nat Astron 3, 889–890 (2019).

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