Astrophysics - Astrophysics of Galaxies

Discovery and Characterization of Galactic-scale Dual Supermassive Black Holes Across Cosmic Time

UGC 4211: A Confirmed Dual Active Galactic Nucleus in the Local Universe at 230 Pc Nuclear Separation

A Quasar-based Supermassive Black Hole Binary Population Model: Implications for the Gravitational Wave Background