Millions of distant galaxies captured to help create 3D map

They will help create the largest and most detailed 3D map of the universe to date.

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California , United States , Berkeley , Nicholasu Mayall , Mark Waghorn , Nathalie Palanque Delabrouille , Carlos Frenk , Dark Energy Spectroscopic Instrument , Kitt Peak National Observatory , Durham University , National Energy Research Scientific Computing Center , Berkeley Lab , Professor Carlos Frenk ,