Quasars Sagittarius A* Black Hole Growth Formation Early Universe M87* Tidal Disruption Events Accretion Disks Event Horizon Telescope Binary Black Holes Formation Theories Galactic Black Holes Characteristics J0529-4351 Galactic Centers Active Supermassive Black Holes Feeding Habits Formation of Black Holes Galaxy Formation Binary Supermassive Black Holes Black Hole Mergers Formation of Supermassive Black Holes Growth of Supermassive Black Holes Magnetic Winds Research Implications Star Cluster Formation Event Horizons Galaxy Mergers Formation Mechanisms Gravitational Wave Emission Energy Production Feeding Mechanisms Active Galactic Nuclei Observations Cosmology Galaxies Jet Formation Growth Oldest Black Hole Black Hole Mass NGC 4945 Observations of Supermassive Black Holes Oldest Supermassive Black Hole Activity of Supermassive Black Holes Black Hole Formation 13-Billion-Year-Old Black Hole Ancient Black Holes Feeding Black Holes Feeding Habits of Supermassive Black Holes GN-z11 Black Hole Growth and Evolution Research Collaboration M87 Black Hole M87 Supermassive Black Hole GN-z11 NGC 5728 Star Consumption Dust Absorption Markarian 817 Black Holes in Other Galaxies Black Hole Accretion Disk Spacetime Warping Rotation Speed Energy Extraction Early Galaxies Size Comparison Accretion Processes Fastest Black Hole Quasar J0529-4351 Spin Measurement Brightest Black Hole Record-breaking Supermassive Black Hole Black Hole Eruptions Growth Rate Early Universe Objects Red Supermassive Black Holes Growth Mechanism Binary Black Hole Systems Mass in Black Hole Mergers Binary Black Hole System Properties Black Hole Pair Black Hole Accretion GN-z11 Hosting Black Hole Little Red Dots Research Findings Variability Identification Spectral Analysis Mapping Compact Symmetric Objects (CSOs) M87* Galaxy Sgr A* Interaction with Smaller Black Holes Behavior Gravity Behavior of Supermassive Black Holes Orbiting Black Holes Orbital Dynamics X-ray Telescopes