Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations
Astronomy Cast
00:00
JWST: The Perfect Machine for Peering Deeper Into the Universe
One of JWST's top jobs is to peer deeper into the universe than ever before. Surprisingly, astronomers found galaxies that seemed much more mature than expectedmuch earlier than it was believed possible. So why is JWST so good for this job? Why is it the perfect machine for seeing early into the universe? And what does this mean for cosmology?
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Transcript
