About a third of our Milky Way's stars have migrated far from their birth-places. Astrophysicists, using the Apache Point Observatory's Galactic Evolution Explorer spectrograph, profiled the chemical signatures of 146,000 stars.
About a third of our Milky Way's stars have migrated far from their birth-places. Astrophysicists, using the Apache Point Observatory's Galactic Evolution Explorer spectrograph, profiled the chemical signatures of 146,000 stars.
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