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Planetary science

How the Solar System didn't form

Standard planet-formation models have been unable to reconstruct the distributions of the Solar System's small, rocky planets and asteroids in the same simulation. A new analysis suggests that it cannot be done.

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Figure 1: The inner Solar System and outcomes of simulations of its formation.


  1. 1.

    See all news & views


  1. 1

    Armitage, P. J. Astrophysics of Planet Formation (Cambridge Univ. Press, 2010).

    Google Scholar 

  2. 2

    Izidoro, A., Raymond, S. N., Morbidelli, A. & Winter, O. C. Mon. Not. R. Astron. Soc. 453, 3619–3634 (2015).

    ADS  Article  Google Scholar 

  3. 3

    Raymond, S. N., Quinn, T. & Lunine, J. I. Icarus 183, 265–282 (2006).

    ADS  Article  Google Scholar 

  4. 4

    Ogihara, M., Kobayashi, H., Inutsuka, S. & Suzuki, T. K. Astron. Astrophys. 579, A65 (2015).

    ADS  Article  Google Scholar 

  5. 5

    Morbidelli, A., Levison, H. F., Tsiganis, K. & Gomes, R. Nature 435, 462–465 (2005).

    ADS  CAS  Article  Google Scholar 

  6. 6

    Walsh, K. J., Morbidelli, A., Raymond, S. N., O'Brien, D. P. & Mandell, A. M. Nature 475, 206–209 (2011).

    ADS  CAS  Article  Google Scholar 

  7. 7

    Lambrechts, M. & Johansen, A. Astron. Astrophys. 544, A32 (2012).

    ADS  Article  Google Scholar 

  8. 8

    Levison, H. F., Kretke, K. A. & Duncan, M. Nature 524, 322–324 (2015).

    ADS  CAS  Article  Google Scholar 

  9. 9

    Levison, H. F., Kretke, K. A., Walsh, K. J. & Bottke, W. F. Proc. Natl Acad. Sci. USA 112, 14180–14185 (2015).

    ADS  CAS  Article  Google Scholar 

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Corresponding author

Correspondence to Kleomenis Tsiganis.

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Competing interests

The author declares competing interests: He has published papers with one of the authors of the paper discussed in the News & Views article (Alessandro Morbidelli), but on different research topics from that discussed in the article.

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Tsiganis, K. How the Solar System didn't form. Nature 528, 202–203 (2015).

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