StarTalk Radio
Uncovering Dark Matter Mysteries with Katherine Freese
Jul 9, 2024
Theoretical physicist Katherine Freese discusses dark matter, dark stars, and the potential link to JWST’s discoveries. They touch on the mysteries of dark matter particles, neutrino discovery, and the role of dark matter in shaping the universe. Also explored are dark stars fueled by dark matter and the idea of black holes creating dark matter themselves.
51:01
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Quick takeaways
- Dark stars powered by dark matter grow to massive sizes, revealing the role of dark matter in galactic centers.
- Detection of gamma rays at galactic centers may confirm dark matter annihilation as a cosmic phenomenon.
Deep dives
Dark Stars as Precursors to Black Holes
Dark stars, starting as massive as the sun, grow to millions of times the sun's mass powered by dark matter. Their early formation in the universe's protogalactic objects reveals the critical role of dark matter at galactic centers.
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