Unexplainable Something weird near the beginning of time
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Dec 20, 2023 The James Webb Space Telescope unveils a cosmic mystery, revealing mature and bright galaxies that formed earlier than expected. There is a debate around whether these galaxies are supermassive black holes, challenging our understanding of the universe. Scientists are studying deep field images and chemical signatures to unravel the mysteries of the early universe. The podcast explores the ongoing pursuit to understand the complexities of the universe.
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Astronomer’s Nighttime Research Routine
- Caitlin Casey juggles astronomy research with parenting three young children.
- She works late nights after her kids go to sleep to study early universe data.
Early Universe's Massive Galaxies
- JWST reveals surprisingly mature, massive galaxies earlier than expected.
- These galaxies challenge current understanding of the universe's early formation.
Black Holes as Alternative Explanation
- The bright early objects could be massive black holes glowing brightly.
- These objects are as puzzling as the early massive galaxies found by JWST.