2026-06-13 20:27:20
Discovery of Quasar Variability and Early Accretion Disk Signatures at Cosmic Dawn: #quasar: https://news.mit.edu/2026/mit-astronomers-discover-earliest-known-flickering-quasar-0608 - when the universe was just 850 million years old, this voracious black hole was already surprisingly mature, a new study finds.