EPISODE · Jan 9, 2023 · 1H

Ep. 664: The First Stars

from 365 Days of Astronomy - Weekly Edition

The Sun is a third-generation star, polluted with metals from long-dead suns. Astronomers have also discovered second-generation stars, with very low metallicity. But theories suggest there must be a first generation, with stars made from only pure hydrogen and helium. Can we ever find them?

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