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A Chemically Peculiar Star May Unlock Cosmic Dawn’s Greatest Unsolved Mystery

A Chemically Peculiar Star May Unlock Cosmic Dawn's Greatest Unsolved Mystery
A new study has identified a chemically distinct star located in the halo of the Milky Way, stating it provides evidence of the deaths of the universe’s first stars. The research team says the new find could represent the very first evidence of a pair-instability supernova (PISNe) from the early universe.

Numerical simulations of the formation

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Author: Tim Sweezy