Dive into the heart of galaxies where supermassive black holes power the brightest objects in the universe — Active Galactic Nuclei (AGN). Discover how these energetic cores emit intense radiation, outshine entire galaxies, and shape the cosmos. From different quasars to blazars, learn the fascinating science behind AGNs and the secrets they reveal about our universe. Here is a small lecture about active galactic nucleus types #ActiveGalacticNuclei #AGN #Quasar #Blazar #BlackHole #SpaceFacts #Astrophysics #Cosmos #NASA #JamesWebb #GalaxyCore #SpaceScience