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The top documents tagged [cepheid variable stars]
ch14
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Adapted from Dr. James Lochner USRA & NASA/GSFC Sandra Sweeney, Joseph Petsko Perkiomen Valley School District, PA
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3A03 – GR and Cosmology Ralph Pudritz Dept. of Physics & Astronomy McMaster University
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The Universe of Galaxies. A Brief History 1610 - Galileo
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Great Astronomers of the 20th Century: A Brief Review of Astronomy C. G. De Pree RARE CATS June 2002
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Astro 10-Lecture 13: Quiz 1. T/F We are near the center of our Galaxy 2.Cepheid variable stars can be used as distance indicators because a) They all have
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