The James Webb Space Telescope's Cycle One programs began by mid-2022 and spent dozens of hours observing small portions of sky searching for distant galaxies in the early universe, but astronomers were surprised to immediately discover galaxies that must have existed within the first 200 million years after the Big Bang, rather than finding a refined version of the Hubble Deep Field as expected.

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Unidentified Speaker — How James Webb Broke Cosmology In Just 2 Months [0pNDlWX4R5o]

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astronomers did not expect anything remarkable they thought they would get a refined version of the Hubble Deep Field from these two short period Cycle One programs instead to their surprise such galaxies sprung into view immediately

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How James Webb Broke Cosmology In Just 2 MonthsThe Secrets of the Universe
Created: 8/11/2026, 1:14:38 AM

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