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Planetary science

Double trouble

A surprising number of the icy objects in the Kuiper belt exist in pairs, or binaries. A new model proposes that these two-body systems were created through three-body interactions.

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Figure 1: Doubling up.

References

  1. Funato, Y., Makino, J., Hut, P., Kokubo, E. & Kinoshita, D. Nature 427, 518–520 (2004).

    Article  ADS  CAS  Google Scholar 

  2. Noll, K. Earth Moon Planets (in the press).

  3. Merline, W. J. et al. in Asteroids III (eds Bottke, W. F., Cellino, A., Paolicchi, P. & Binzel, R. P.) 289–312 (Univ. Arizona Press, Tucson, 2003).

    Google Scholar 

  4. Michel, P., Benz, W., Tanga, P. & Richardson, D. C. Science 294, 1696–1699 (2001)

    Article  ADS  CAS  Google Scholar 

  5. Stern, S. A. Astron. J. 124, 2300–2304 (2002).

    Article  ADS  Google Scholar 

  6. Weidenschilling, S. J. Icarus 160, 212–215 (2002).

    Article  ADS  Google Scholar 

  7. Goldreich, P., Lithwick, Y. & Sari, R. Nature 420, 643–646 (2002).

    Article  ADS  CAS  Google Scholar 

  8. Petit, J-.M. & Mousis, O. Icarus (in the press); preprint at http://arxiv.org/abs/astro-ph/0305156 (2003).

    Google Scholar 

  9. Trujillo, C. A. & Brown, M. E. IAU Circ. No. 7787 (2002).

  10. Schaller, E. L. & Brown, M. E. Bull. Am. Astron. Soc. 35, 993 (2003).

    ADS  Google Scholar 

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Burns, J. Double trouble. Nature 427, 494–495 (2004). https://doi.org/10.1038/427494a

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