Our theories of galaxy formation are just as well developed and tested as are our theories of star and planet formation.
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Q26: Astronomers have discovered two black holes in
Q27: The "Great Wall" is the structure in
Q28: The pregalactic blobs started with masses comparable
Q29: Quasars may come from mergers of black
Q30: It is currently believed that superclusters lie
Q32: Most galaxies are isolated in space.
Q33: There is presently no evidence for large-
Q34: The Milky Way is at the center
Q35: Galactic evolution is due to collisions between
Q36: Like supernovae, quasars must end with a
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