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Earth and Space
Foundations of Earth and Space Science
Planet Earth
Water, Air and Climate
Earth's Resources and Hazards
The Solar System
Stars, Galaxies and Space Exploration
  1. 14Stars
  2. 15Galaxies and the Universe
    1. Light-year and Astronomical Unit
    2. The Milky Way
    3. Types of Galaxies
    4. Redshift and the Expanding Universe
    5. The Big Bang Theory
    6. Cosmic Microwave Background
  3. 16Space Exploration
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  3. Stars, Galaxies and Space Exploration
  4. Galaxies and the Universe

Earth and Space · Stars, Galaxies and Space Exploration · Chapter 15

Galaxies and the Universe

Taught in Class 11Class 12O LevelA Level

Topics in this chapter

  1. 15.1Light-year and Astronomical Unit
  2. 15.2The Milky Way
  3. 15.3Types of Galaxies
  4. 15.4Redshift and the Expanding Universe
  5. 15.5The Big Bang Theory
  6. 15.6Cosmic Microwave Background
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