Galaxies, part 2

The video explores the vastness of galaxies, starting with their types and classifications. It delves into the discovery of quasars, revealing them as highly luminous galaxies powered by supermassive black holes. The video explains how these black holes, through accretion disks, emit immense energy, making active galaxies visible across the universe. It discusses the future collision between the Milky Way and Andromeda, forming a new galaxy. The structure of galaxy clusters and superclusters is examined, highlighting the interconnectedness of the universe. Finally, the Hubble Deep Field is introduced, showcasing the universe's immense scale and the countless galaxies within it.

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