Clearly, enriching the cosmos with heavy elements takes a...

Clearly, enriching the cosmos with heavy elements takes a while. So there's inevitably an interval between the sterile aftermath of the Big Bang and a time when the cosmic chemistry set had enough ingredients to make rocky planets (and squishy biology).

Seth Shostak Quote About Aftermath, Bang, Cosmic, Cosmos, Elements: Clearly Enriching The Cosmos With...

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