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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. Wei-Hao Wang University of Hawaii. Galileo Galilei. 1609. Galileo’s sketch. Cassini probe.

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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. Wei-Hao Wang University of Hawaii

  6. Galileo Galilei 1609

  7. Galileo’s sketch Cassini probe

  8. Europa   Io      Ganymede   Callisto Kurt Friedrich

  9. 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

  10. Milky Way Wei-Hao Wang University of Hawaii

  11. Wei-Hao Wang University of Hawaii

  12. 1750s Thomas Wright Immanuel Kant

  13. Rich Townsend, UCL

  14. Wei-Hao Wang University of Hawaii

  15. Charles Messier

  16. Andromeda Galaxy = M31 = NGC 224

  17. Magnitude Log Period [d] Henrietta Swan Leavitt

  18. 100-inch Mt Wilson telescope Edwin Hubble

  19. 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.

  20. M87 an elliptical galaxy CFHT

  21. NGC 2768 An elliptical galaxy

  22. M 51 the Whirlpool Galaxy

  23. NGC 1300 a barred spiral galaxy

  24. Dust extinction in the Sombrero Galaxy = M 104

  25. NGC 1427A a dwarf irregular galaxy

  26. M 51 the Whirlpool Galaxy

  27. Wei-Hao Wang University of Hawaii

  28. Herschel, 1785

  29. Globular cluster 47 Tuc, 2MASS

  30. Wei-Hao Wang University of Hawaii Extinction in plane of Milky Way

  31. NGC 891, showing extinction Adam Block

  32. NGC 6744, Milky Way-like galaxy Capella Observatory

  33. NGC 6744, HI, Ryder et al 1999

  34. M 51 the Whirlpool Galaxy HII regions

  35. Mike Fleenor

  36. NGC 6744, HI, Ryder et al 1999

  37. 21cm map of Milky Way

  38. Molecular clouds

  39. Interstellar reddening

  40. Pleiades open cluster Philip Perkins

  41. NGC 891 Optical Infra-red 2MASS CFHT

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