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PX269 Galaxies

PX269 Galaxies. 7.5 CATs; ~18 lectures; follows from PX268 Stars Dr Peter Wheatley p.j.wheatley@warwick.ac.uk Office: PS009. Books. Books II. Books III. Part 1: Introduction 1.1 Historical overview. The Milky Way. Wei-Hao Wang University of Hawaii. Galileo Galilei. 1609.

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PX269 Galaxies

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  1. PX269 Galaxies 7.5 CATs; ~18 lectures; follows from PX268 Stars Dr Peter Wheatley p.j.wheatley@warwick.ac.uk Office: PS009

  2. Books

  3. Books II

  4. Books III

  5. Part 1: Introduction1.1 Historical overview

  6. The Milky Way Wei-Hao Wang University of Hawaii

  7. Galileo Galilei 1609

  8. Mountains and craters on the moon

  9. Sunspots

  10. Galileo’s sketch Cassini probe Saturn’s rings

  11. Jupiter’s moons Europa   Io      Ganymede   Callisto Kurt Friedrich

  12. SIDEREAL MESSENGERunfolding great and very wonderful sightsand displaying to the gaze of everyone,but especially philosophers and astronomers,the things that were observed byGALILEO GALILEI,Florentine patricianand public mathematician of the University of Padua,with the help of a spyglass lately devised by him,about the face of the Moon, countless fixed stars,the Milky Way, nebulous stars,but especially aboutfour planetsflying around the star of Jupiter at unequal intervalsand periods with wonderful swiftness;which, unknown by anyone until this day,the first author detected recentlyand decided to nameMEDICEAN STARS The Starry Messenger, Galileo Galilei 1610

  13. Milky Way Wei-Hao Wang University of Hawaii

  14. Wei-Hao Wang University of Hawaii Milky Way and a “spiral nebula”

  15. 1750s Thomas Wright Immanuel Kant

  16. Angular momentum and disc geometries Rich Townsend, UCL

  17. Wei-Hao Wang University of Hawaii

  18. Charles Messier

  19. Andromeda Galaxy = M31 = NGC 224

  20. Cepheid variables as standard candles Magnitude Log Period [d] Henrietta Swan Leavitt

  21. 100-inch Mt Wilson telescope Edwin Hubble

  22. Hubble Space Telescope

  23. Hubble Deep Field 1,000,000 sec exposure Seeing 100 billion times fainter than human eye… …and half way back to the beginning of time.

  24. Part 1: Introduction 1.2 Galaxy classification

  25. Hubble Space Telescope

  26. M87 an elliptical galaxy CFHT

  27. NGC 2768 an elliptical galaxy

  28. M 51 the Whirlpool Galaxy

  29. NGC 1300 a barred spiral galaxy

  30. Dust extinction in the Sombrero Galaxy = M 104

  31. NGC 1427A a dwarf irregular galaxy

  32. M 51 the Whirlpool Galaxy

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