For millions of years after the big bang, the universe was filled with an opaque fog. Within a billion years, the fog cleared and the universe became transparent. @NASAWebb is helping us understand by studying some of the earliest galaxies we've ever seen. https://go.nasa.gov/3qui2k5
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#NASAExoplanets
Early Universe Crackled With Bursts of Star Formation, Webb Shows
Among the most fundamental questions in astronomy is: How did the first stars and galaxies form? NASA’s James Webb Space Telescope is already providing new insights into this question.Isabelle Yan (NASA)
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