News & Views

BLUE STRAGGLERS

Clumsy encounters or graceful mergers?

Subjects

Observations of two sequences of blue stragglers in a young, sparse star cluster in the Large Magellanic Cloud re-opens the debate about the dominant formation mechanism of these anomalous stars.

  • Subscribe to Nature Astronomy for full access:

    $99

    Subscribe

Additional access options:

Already a subscriber?  Log in  now or  Register  for online access.

References

  1. 1.

    Sandage, A. R. Astron. J 58, 61–75 (1953).

  2. 2.

    Li, C. et al. Astrophys. J. 856, 25 (2018).

  3. 3.

    Sills, A. et al. Astrophys. J. 548, 323–334 (2001).

  4. 4.

    Chen, X. & Han, Z. Mon. Not. R. Astron. Soc. 395, 1822–1836 (2009).

  5. 5.

    Ferraro, F. R. et al. Nature 492, 393–395 (2012).

  6. 6.

    Gosnell, N. M. et al. Astrophys. J. Lett. 783, L8 (2014).

  7. 7.

    Simunovic, M., Puzia, T. & Sills, A. Astrophys. J. Lett. 795, 10 (2014).

  8. 8.

    Dalessandro, E. et al. Astrophys. J. 778, 135 (2013).

  9. 9.

    Ferraro, F. R. et al. Nature 462, 1028–1031 (2009).

  10. 10.

    Niederhofer, F. et al. Astron. Astrophys. 586, A148 (2016).

Download references

Author information

Affiliations

  1. Department of Physics & Astronomy, McMaster University, Hamilton, Ontario, Canada

    • Alison Sills

Authors

  1. Search for Alison Sills in:

Corresponding author

Correspondence to Alison Sills.