JWST finds ancient galaxy threatening to upend cosmology
(JWST NIRCAM) |
The galaxy, called ZF-UDS-7329, contains more stars than the Milky
Way, despite having formed only 800 million years into the universe's 13.8
billion-year life span. This means they were somehow born without dark matter
seeding their formation, contrary to what the standard model of galaxy
formation suggests.
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