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Astrophysics

Rough times in the Galactic countryside

Knowledge of how the Milky Way formed and evolved is deficient. Simulations show that a past encounter with another galaxy may account for the Galaxy's intricate morphology. See Letter p.301

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Figure 1: Star stream.

R. JAY GABANY, COSMOTOGRAPHY.COM

References

  1. Struck, C. Galaxy Collisions: Forging New Worlds from Cosmic Crashes (Springer, 2011).

    Book  Google Scholar 

  2. Purcell, C. W., Bullock, J. S., Tollerud, E. J., Rocha, M. & Chakrabarti, S. Nature 477, 301–303 (2011).

    ADS  CAS  Article  Google Scholar 

  3. Ibata, R. A., Gilmore, G. & Irwin, M. J. Nature 370, 194–196 (1994).

    ADS  Article  Google Scholar 

  4. Niederste-Ostholt, M., Belokurov, V., Evans, N. W. & Peñarrubia, J. Astrophys. J. 712, 516–526 (2010).

    ADS  Article  Google Scholar 

  5. Łokas, E. L. et al. Astrophys. J. 725, 1516–1527 (2010).

    ADS  Article  Google Scholar 

  6. Klement, R. J. Astron. Astrophys. Rev. 18, 567–594 (2010).

    ADS  Article  Google Scholar 

  7. Richardson, J. C. et al. Astrophys. J. 732, 76 (2011).

    ADS  Article  Google Scholar 

  8. Fardal, M. A., Babul, A., Guhathakurta, P., Gilbert, K. M. & Dodge, C. Astrophys. J. 682, L33–L36 (2008).

    ADS  Article  Google Scholar 

  9. Hammer, F. et al. Astrophys. J. 725, 542–555 (2010).

    ADS  Article  Google Scholar 

  10. Faucher-Giguere, C.-A., Keres, D. & Ma, C.-P. Mon. Not. R. Astron. Soc. (in the press); preprint at http://arxiv.org/abs/1103.0001 (2011).

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Correspondence to Curtis Struck.

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Struck, C. Rough times in the Galactic countryside. Nature 477, 286–287 (2011). https://doi.org/10.1038/477286a

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