Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations

from 365 Days of Astronomy - Weekly Edition

One of JWST's top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature than expected, much earlier than it was believed possible. What's going on and what does it mean for cosmology?

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This episode is 56 minutes long.

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This episode was published on June 5, 2023.

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