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Planets, Stars and Galaxies L35-48

                                                                                               The Night's Sky  Earth, Moon and Sun  Planets, Stars and Galaxies  Cosmology
35  Exoplanets
Video - PHD comics - Exoplanets
Video - Crash Course - Exoplanets

36  Water on Earth

37  Alien Life
38  Star Clusters and Binaries

39  Stellar Magnitudes

40  Stellar Distances

41  Variable Stars

42  Spectroscopy

43  The Birth of Stars

44  The Death of Stars

45  The Milky Way

46  Classification of Galaxies



Star Clusters