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Out of the Dark Ages

Light from the most distant sources known, emitted when the Universe was only a billion years old, hints at a complex history of star and galaxy formation, and at their effect on the primordial gas around them.

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Figure 1: A long time ago in a galaxy far, far away.



  1. Wyithe, J. S. B. & Loeb, A. Nature 427, 815–817 (2004).

    Article  ADS  CAS  Google Scholar 

  2. Gunn, J. E. & Peterson, B. Astrophys. J. 142, 1633–1642 (1965).

    Article  ADS  CAS  Google Scholar 

  3. Becker, R. et al. Astron. J. 122, 2850–2857 (2001).

    Article  ADS  Google Scholar 

  4. Fan, X. et al. Astron. J. 125, 1649–1659 (2003).

    Article  ADS  Google Scholar 

  5. Fan, X. et al. Astron. J. 123, 1247–1257 (2002).

    Article  ADS  Google Scholar 

  6. Kogut, A. et al. Astrophys. J. Suppl. Ser. 148, 161–173 (2003).

    Article  ADS  Google Scholar 

  7. Cen, R. Astrophys. J. 591, 12–37 (2003).

    Article  ADS  CAS  Google Scholar 

  8. Wyithe, J. S. B. & Loeb, A. Astrophys. J. 586, 693–708 (2003).

    Article  ADS  CAS  Google Scholar 

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Djorgovski, S. Out of the Dark Ages. Nature 427, 790–791 (2004).

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