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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Posts
Aristarchus: Distance to the Sun?
The Moon Illusion
Calculate the Diameter of the Moon Using Your Fingers
How Do Astronomers Measure Distance?
Day 1 astronomy class notes
I am glad that you have chosen to take the class and I hope you have a great year.