11: Stellar Properties Last updated Save as PDF Page ID 64061 Lumen Learning Lumen Learning 11.1: Module Introduction 11.2: Variable Stars 11.3: Cepheids 11.4: Cataclysmic Variables 11.5: Star Clusters 11.6: Consider this… 11.7: The Unknown in Astronomy 11.8: Star and Celestial Object Characteristics 11.9: Distances to the Stars and other Celestial Objects 11.10: Stellar Distances 11.11: Everything is Moving 11.12: How Close are the Close-by Stars? 11.13: Light-Years 11.14: Parsec Vs. Light-Year Measurement 11.15: Stellar and Celestial Object Brightness 11.16: Magnitude System 11.17: Celestial cartography 11.18: Planispheres 11.19: Star Colors 11.20: Spectral Type 11.21: Sample Spectral Types 11.22: The Hertzsprung-Russell Diagram 11.23: The Four Hertzsprung-Russell Diagram Stellar Groups 11.24: Types of Star Systems and Stars