The First Stars in the Universe and Cosmic Reionization

  title={The First Stars in the Universe and Cosmic Reionization},
  author={R. Barkana},
  pages={931 - 934}
  • R. Barkana
  • Published 2006
  • Physics, Medicine
  • Science
  • The earliest generation of stars, far from being a mere novelty, transformed the universe from darkness to light. The first atoms to form after the Big Bang filled the universe with atomic hydrogen and a few light elements. As gravity pulled gas clouds together, the first stars ignited and their radiation turned the surrounding atoms into ions. By looking at gas between us and distant galaxies, we know that this ionization eventually pervaded all space, so that few hydrogen atoms remain today… CONTINUE READING

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