Caitlin Casey
Astronomer and professor at UC Santa Barbara specializing in observations of the early universe and galaxy formation, leading analyses of James Webb Space Telescope data on early black holes and 'Little Red Dots'.
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Feb 4, 2026 • 26min
Mysterious objects near the beginning of time
Caitlin Casey, astronomer and UC Santa Barbara professor who studies the early universe and JWST data, discusses strange early-universe objects called Little Red Dots. She talks about surprisingly massive black holes, missing faint host galaxies, how spectra reveal accretion signatures, and theories for rapid black hole growth and why these objects appear red.
