Supermassive Black Holes Formation Accretion Disks Characteristics Intermediate-Mass Black Holes Tidal Disruption Events Quasars Primordial Black Holes Supermassive Black Hole Implications Observations Milky Way Growth Galaxies Massive Black Holes M87* Tidal Disruption Events (TDEs) Event Horizon Black Hole Mergers Stellar Black Holes Event Horizon Telescope Black Hole Formation Distant Black Holes Oldest Black Hole Black Hole Growth Black Hole Activity Research Methods Accretion Discs Intermediate-mass Black Holes Study Methods Gravitational Waves Stellar-mass Black Holes Jets Active Galactic Nuclei Accretion Disk Stellar-Mass Black Holes Active Black Holes Formation of Black Holes Research Detection Methods Mergers Simulations Consequences Detection Sagittarius A* Research Studies Magnetic Fields Milky Way Galaxy Technology Intermediate-Size Black Holes Galaxy Evolution Comparison Properties Luminosity Types Black Hole Environment Jet Formation Future Observations Challenges Neutron Stars Galactic Nucleus Feeding Mechanisms Benefits Relativistic Jets Consumption Events Mass Black Hole Activation Importance Spin Speed Black Hole Mass Massive Black Hole Early Universe Massive Black Hole Awakening Influence Factors Dormant Black Holes Black Hole Feeding Galaxy Observations Early Universe Black Holes X-ray Polarimeter Satellite Astrophysical Black Holes Hawking Radiation Jet Reorientation Spin Measurement Gravity Feeding Stellar Dynamics Black Hole Outflows Jet Direction Outflows Feeding Efficiency Galactic Nuclei Citizen Science Spin Spinning Star Formation Seeds of Black Holes Galactic Impact Microquasars Medium-Sized Black Holes Jet Movement