%20scale(-1%201)'/%3e%3c!--%20power%20symbol%20--%3e%3cpath%20fill='none'%20stroke='%23fff'%20stroke-width='28'%20stroke-linecap='round'%20d='M212.3,219.9%20A68,68%200%201%200%20299.7,219.9'/%3e%3cpath%20fill='none'%20stroke='%23FBBF24'%20stroke-width='24'%20stroke-linecap='round'%20d='M256,200%20V284'/%3e%3c/svg%3e){kind=small}
Earth and Space · Category
Stars, Galaxies and Space Exploration
The life of stars, galaxies and the expanding universe, and how we explore space with telescopes, rockets and satellites.
3 chapters
- Chapter 14
Stars
What is a Star? · Brightness and Luminosity · Colour and Temperature of Stars · Life Cycle of a Star …
6 topicsClass 11Class 12O LevelA Level - Chapter 15
Galaxies and the Universe
Light-year and Astronomical Unit · The Milky Way · Types of Galaxies · Redshift and the Expanding Universe …
6 topicsClass 11Class 12O LevelA Level - Chapter 16
Space Exploration
Telescopes: Optical, Radio and Space · Rockets and How They Work · Satellites and Their Uses · Human Spaceflight …
6 topicsClass 9Class 10Class 11Class 12O LevelA Level