emijennie03 emijennie03

03-09-2019
Physics

contestada

What happened 1 billion years after the Big Bang?

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desire04 desire04

03-09-2019

Explanation:

1 billion years after the big bang, the temperature is 20K and some stars and galaxies began to contract due to the gravitational contraction of the over densities of the previous universe. At about 10 billion years after the big bang, our earth and sun form

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