Astronomers Have Evidence That All Giant Galaxies Probably Contain Supermassive

Q16: What determines the three-dimensional shapes of galaxies?

Q17: If a galaxy had no dark

Q18: Any asymmetry in the gravity field of

Q20: Although elliptical and irregular galaxies have been

Q21: How have astronomers searched for evidence of

Q22: In most galaxies, the amount of dark

Q23: What is the connection between active galaxies

Q24: Elliptical galaxies have the shapes they do

Q54: How does the appearance of an AGN

Q67: What makes up the majority of the