First Supernovae of the Emerging Cosmos –“Seeded Starless Virgin Galaxies”

  These first supernovae could have also been powerful enough to shoot heavy elements into neighboring “virgin galaxies” that had yet to form any stars of their own. “Once you have some heavy elements in a hydrogen and helium gas, you have a much easier time forming stars, especially little ones,” says Anna Frebel, an … Continue reading First Supernovae of the Emerging Cosmos –“Seeded Starless Virgin Galaxies”