
Astronomers measure total starlight emitted over 13.7bn years The Guardian
Stars have radiated 4x1084 photons since the universe begun with formation peaking 11bn years ago.
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Astronomers measure total starlight emitted over 13.7bn years - The Guardian published November 30, 2018 at 06:27AM. Original Source Link : https://www.theguardian.com/science/2018/nov/29/astronomers-measure-total-starlight-emitted-over-13-billion-years
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