There is presently no evidence for large- scale structure bigger than about 200 Mpc.
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Q28: The pregalactic blobs started with masses comparable
Q29: Quasars may come from mergers of black
Q30: It is currently believed that superclusters lie
Q31: Our theories of galaxy formation are just
Q32: Most galaxies are isolated in space.
Q34: The Milky Way is at the center
Q35: Galactic evolution is due to collisions between
Q36: Like supernovae, quasars must end with a
Q37: The more its central black hole was
Q38: Supermassive galaxies are found at the core
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