Supermassive Black Holes Primordial Black Holes Early Universe Black Hole Mergers Neutron Stars Tidal Disruption Events Black Hole Formation Exoplanets Einstein's Theory of Relativity Hawking Radiation Quasars Extreme Nuclear Transients Massive Black Hole Mergers Distant Black Holes Massive Black Holes Ultramassive Black Holes Black Hole Stars Binary Mergers Young Black Holes Dormant Black Holes Population III.1 Stars Formation Mechanisms Black Hole Jets Binary Systems White Holes Black Hole Cosmology
Spectroscopy indicates ionized cocoons reprocess their emission, revising masses downward to explain rapid early growth.