S8 Ep1323: Rohan Naidu discusses the groundbreaking discovery of "black hole stars" at cosmic dawn using the James Webb Space Telescope. Nai

The John Batchelor Show · Aug 21, 2026 · 19m

Rohan Naidu discusses the groundbreaking discovery of "black hole stars" at cosmic dawn using the James Webb Space Telescope. Naidu explains that these infant objects appear as mysterious "little red dots" but possess hybrid properties of both highly luminous black holes and stars. He explains how a young black hole surrounded by dense hydrogen gas absorbs blue and green light, creating a signature "Balmer break" resembling the star Vega. Naidu outlines future research, including finding atmospheric chemical fingerprints like water, and using the newly proposed Celestemission alongside ground…