How far back @NASAWebb will ba able to see?
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Replying to @constructx @JennaExplorer
Back to ~250 million years after the Big Bang. This is a period of the universe's history previously unseen and it is when the first stars and galaxies started forming, though we don't know exactly how or precisely when. That is what we hope to learn!
8:32 AM - 10 Jul 2020
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