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A cosmic beacon from the dawn of the universe

The Hubble Space Telescope has succeeded in imaging an especially bright quasar from the dawn of the universe. As astronomers report in a paper, J043947.08+163415.7 is 12.8 billion light-years away. That also means that we can see 12.8 billion years into the past. When the light that is reaching us today was emitted from the quasar, the universe was still in its epoch of reionization.

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