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LA home Computing A for Andromeda Synopsis TV galaxy books era Intel
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Andromeda Galaxy M31
- The Andromeda Galaxy, M31, is a spiral galaxy ~2.5 million light-years
away (see doi:10.1086/499161) in the constellation Andromeda.
- A galaxy is a large collection of stars, gas and dust moving as a identifiable, isolated system under the influence of gravity.
- A constellation is a group of stars that appear to be close in the (2D) sky, but are likely to be far apart in 3D.
- In Greek mythology, Andromeda was chained to a rock and left to be eaten by a sea monster; Perseus rescued her.
- A galaxy is a large collection of stars, gas and dust moving as a identifiable, isolated system under the influence of gravity.
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