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What is galaxy and how many different kinds are there?

What is galaxy and how many different kinds are there?. By : Flavio Gutierrez. What is a Galaxy?. Massive Consists of: Stars Dust Dark matter Contains Planets Stars Moon. en.wikipedia.org. Big Bang Theory. Cosmological Model 13.8 billion years ago How the universe started.

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What is galaxy and how many different kinds are there?

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  1. What is galaxy and how many different kinds are there? By: Flavio Gutierrez

  2. What is a Galaxy? • Massive • Consists of: • Stars • Dust • Dark matter • Contains • Planets • Stars • Moon en.wikipedia.org

  3. Big Bang Theory • Cosmological Model • 13.8 billion years ago • How the universe started en.wikipedia.org

  4. Types of Galaxies • Types of Galaxies • Elliptical • Spiral • Irregular • Barred Spiral •  Hubble Sequence en.wikipedia.org

  5. Elliptical Galaxy • Ellipsoidal profile • Little interstellar matter • Smaller globular cluster • Largest Galaxy • Examples: • Maffei 1 • Centaurus A (NGC 5128) • M32 • M49 • M59 • M60 (NGC 4649) • M87 (NGC 4486) • M90 • M105 (NGC 3379) en.wikipedia.org

  6. Spiral Galaxy • Very visible stars • Most beautiful • Design is spiral • Examples: • Milky Way • Andromeda • Whirlpool • Triangulum • Sunflower • Pinwheel en.wikipedia.org

  7. Irregular Galaxy • No shape • Not in any class of Hubble sequence • Examples: • Magellanic Cloud galaxy en.wikipedia.org

  8. Barred Spiral Galaxy • Is a spiral galaxy with central bar shape • Compose of stars • Examples are: • NGC 1300 • Sculptor Galaxy • M58 • M91 • M95 • M109 • NGC 1365 • NGC 2217 • Magellanic Clouds en.wikipedia.org

  9. Lists of Galaxies • There are trillions of galaxies in the world • Milky Way is one the galaxies en.wikipedia.org

  10. References • http://en.wikipedia.org/wiki/Galaxy#mediaviewer/File:NGC_4414_(NASA-med).jpg • http://en.wikipedia.org/wiki/Galaxy • http://en.wikipedia.org/wiki/Galaxy#Types_and_morphology • http://apod.nasa.gov/apod/image/0406/m87_cfht.jpg • http://en.wikipedia.org/wiki/Spiral_galaxy#mediaviewer/File:UGC_12158.jpg • http://en.wikipedia.org/wiki/Irregular_galaxy#mediaviewer/File:Irregular_galaxy_NGC_1427A_(captured_by_the_Hubble_Space_Telescope).jpg • http://en.wikipedia.org/wiki/Irregular_galaxy#mediaviewer/File:Irregular_galaxy_NGC_1427A_(captured_by_the_Hubble_Space_Telescope).jpg • http://en.wikipedia.org/wiki/Barred_spiral_galaxy#mediaviewer/File:Hubble2005-01-barred-spiral-galaxy-NGC1300.jpg • http://en.wikipedia.org/wiki/Barred_spiral_galaxy#mediaviewer/File:Hubble2005-01-barred-spiral-galaxy-NGC1300.jpg • http://en.wikipedia.org/wiki/Big_bang_theory#mediaviewer/File:Universe_expansion2.png • http://en.wikipedia.org/wiki/Big_bang_theory • http://en.wikipedia.org/wiki/List_of_galaxies • http://en.wikipedia.org/wiki/List_of_galaxies

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