15: Cosmology Last updated Save as PDF Page ID 64065 Lumen Learning Lumen Learning 15.1: Module Introduction 15.2: What do you think? 15.3: In the beginning… 15.4: Physical Cosmology 15.5: The Big Bang in Eras 15.6: The Planck Era 15.7: Big Bang Evidence 15.8: Recent Data on the Universe 15.9: Issues with the Big Bang 15.10: Beyond the Big Bang 15.11: What is Next for the Big Bang Theory? 15.12: Questions Regarding the Eventual Fate of the Universe 15.13: Religious or Philosophical Cosmology 15.14: Views on Creation