https://www.nasa.gov/feature/goddard/2023/nasa-s-webb-proves-galaxies-transformed-the-early-universe
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6/12/23 at 2:06pm
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In the early universe, the gas between stars and galaxies was opaque – energetic starlight could not penetrate it. But 1 billion years after the big bang, the gas had become completely transparent. Why? New data from NASA’s James Webb Space Telescope has pinp…
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