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The top documents tagged [period luminosity relation]
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period luminosity relation
Astro-2: History of the Universe Lecture 2; April 6 2006.
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The Universe of Galaxies. A Brief History 1610 - Galileo.
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NOTES: Cepheid Variable Stars: John Goodrick (1784) discovered Delta-Cephei. Henrietta Leavitt (1908)--Period Luminosity Relation: (overlay). Stars varying.
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Galaxies With a touch of cosmology. Types of Galaxies Spiral Elliptical Irregular.
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Galaxies Chapter 13:. Galaxies Contain a few thousand to tens of billions of stars, Large variety of shapes and sizes Star systems like our Milky Way.
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Galaxies Please press “1” to test your transmitter.
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Galaxies Chapter 16. Our Milky Way Galaxy is only one of the many billions of galaxies visible in the sky. This chapter will expand your horizon to discuss.
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Galaxies, AGN and Quasars
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Astro-2: History of the Universe
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Astro-2: History of the Universe
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The Expanding Universe. Getting the Distances to Galaxies is a “Big Industry” solar system 10 A.U. radar ranging Local Galaxy 100 pc stellar parallax.
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