Largest structures - PowerPoint PPT Presentation

The Biggest Things in the Universe

The Biggest Things in the Universe. Thursday, February 21. Large scale structure of the universe = how galaxies and clusters of galaxies are distributed through space. To visualize large scale structure, we need a map of the universe. Making maps isn’t easy.

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Chapter 14 Investigating Other Galaxies

Chapter 14 Investigating Other Galaxies. “Island Universes”. Prior to the construction of large telescopes, it was not clear that galaxies really were other galaxies. Edwin Hubble was the first to demonstrate that M31 is actually a galaxy that lies far beyond the Milky Way.

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Galaxies

Galaxies. What is a Galaxy?. A galaxy is a massive, gravitationally bound system that consists of stars and stellar remnants and an interstellar medium of gas and dust . Gravitationally bound- held together by gravity Stellar remnants - Leftover material from dead stars

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250 views • 7 slides

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