Astronomy
Course Description
Astronomy
The scientific study of the universe and the objects in it, including stars, planets, nebulae, and galaxies. Astronomy deals with the position, size, motion, composition, energy, and evolution of celestial objects. Astronomers analyze not only visible light but also radio waves, x-rays, and other ranges of radiation that come from sources outside the Earth's atmosphere.
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The First Results Are in From NASA’s Closest Flyby of the Sun
The Sun
Chapter 12 Textbook
Read chapter 12
The Sun