1. What is this? PH1600: Introductory Astronomy Lecture 19: Galaxies

2. PH1600: Introductory Astronomy Lecture 18: Galaxies Study: Chapter 15 in The Cosmos book Next Lecture: Chapter 18: Cosmology and the Universe School: Michigan Technological University Professor: Robert Nemiroff Book: The Cosmos by Pasachoff & Filippenko Online Course WebCT pages: http://newcourses.mtu.edu/ This class can be taken online ONLY, class attendance is not required!

4. http://cas.sdss.org/dr5/en/

5. http://www.astro.caltech.edu/~aam/science/thesis/total/node18.html

6. Hidden Galaxy IC 342 Credit & Copyright: Robert Gendler APOD: 2006 October 5

7. M33: Spiral Galaxy in Triangulum Credit & Copyright: Thomas V. Davis (tvdavisastropix.com) APOD: 2006 September 14

8. Bright Galaxy M81 Credit & Copyright: Giovanni Benintende APOD: 2006 July 7

9. Elliptical Galaxy Centaurus A from CFHT Credit & Copyright: Jean-Charles Cuillandre (CFHT), Hawaiian Starlight, CFHT APOD: 2006 July 4

10. Elliptical Galaxy M87 Credit & Copyright: Robert Gendler APOD: 2006 May 20

11. Bright Star Regulus near the Leo 1 Dwarf Galaxy Credit & Copyright: Russell Croman APOD: 2006 June 19

12. A Nearby Supernova in Spiral Galaxy M100 Credit: FORS Team, 8.2-meter VLT, ESO APOD: 2006 March 7

13. Edge-On Galaxy NGC 5866 Credit: NASA, ESA, and The Hubble Heritage Team (STScI/AURA); Acknowledgment: W. Keel (U. Alabama) APOD: 2006 June 12

14. M51: The Whirlpool Galaxy in Dust and Stars Credit: N. Scoville (Caltech), et al., Hubble Heritage Team, NASA APOD: 2006 February 19

15. Hoag's Object: A Strange Ring Galaxy Credit: R. Lucas (STScI/AURA), Hubble Heritage Team, NASA APOD: 2004 August 15

16. Ring Galaxy AM 0644-741 from Hubble Credit : Hubble Heritage Team (AURA / STScI), J. Higdon (Cornell) ESA, NASA APOD: 2005 October 22

17. Spiral Galaxy NGC 1350 Credit: H. Boffin, H. Heyer, E.Janssen (ESO), FORS2, ESO APOD: 2005 October 6

18. The Sombrero Galaxy from HST Credit: Hubble Heritage Team (AURA/STScI /NASA) APOD: 2006 January 15

19. Unusual Gas Filaments Surround Galaxy NGC 1275 Credit & Copyright: C. Conselice (Caltech), WIYN, AURA, NOAO, NSF APOD: 2005 July 25

20. Warped Spiral Galaxy ESO 510-13 Credit: Hubble Heritage Team (STScI / AURA), C. Conselice (U. Wisconsin / STScI) et al., NASA APOD: 2003 June 7

21. I Zwicky 18: Young Galaxy Credit: Y. Izotov (MAO, Ukraine), et al., ESA, NASA APOD: 2004 December 3

22. Barred Spiral Galaxy NGC 1300 Credit: Hubble Heritage Team, ESA, NASA APOD: 2006 August 27

23. NGC 1427A: Galaxy in Motion Credit: Hubble Heritage Team (AURA / STScI), ESA, NASA APOD: 2005 March 4

24. M64: The Sleeping Beauty Galaxy Credit: NASA and the Hubble Heritage Team (AURA/STScI), S. Smartt (IoA) & D. Richstone (U. Michigan) et al. APOD: 2004 February 11

25. Sideways Galaxy NGC 3628 Credit & Copyright: Russell Croman APOD: 2005 April 8

26. NGC 6946: The Fireworks Galaxy Credit & Copyright: T. Rector (U. Alaska Anchorage), Gemini Obs., AURA APOD: 2005 January 25

27. The Sombrero Galaxy in Infrared Credit: R. Kennicutt (Steward Obs.) et al., SSC, JPL, Caltech, NASA APOD: 2005 May 11

28. Sagittarius Dwarf Irregular Galaxy Credit: Hubble Heritage Team (AURA / STScI), Y. Momany (U. Padua) et al., ESA, NASA APOD: 2004 November 16

29. M31: The Andromeda Galaxy Credit & Copyright: Robert Gendler (robgendlerastropixs.com) APOD: 2004 July 18

30. Leo A: Nearby Dwarf Irregular Galaxy Credit & Copyright: V. Vansevicius (IoP Lithuania), et al., Suprime-Cam, Subaru Telescope, NAOJ APOD: 2004 November 10

31. NGC 4565: Galaxy on the Edge Credit & Copyright: Robert Gendler APOD: 2005 July 8

32. M82: Galaxy with a Supergalactic Wind Credit: NASA, ESA, The Hubble Heritage Team, (STScI / AURA) Acknowledgement: M. Mountain (STScI), et al. APOD: 2006 April 25

33. M83: The Southern Pinwheel Galaxy from VLT Credit: FORS Team, 8.2-meter VLT, ESO APOD: 2005 December 18

34. Galaxy Group HCG 87 Credit: GMOS-S Commissioning Team, Gemini Observatory APOD: 2005 July 16

35. Unusual Spiral Galaxy M66 Credit & Copyright: Canada-France-Hawaii Telescope, J.-C. Cuillandre (CFHT), Coelum APOD: 2004 April 7

36. Galaxy Cluster in the Early Universe Credit: P.Rosati (ESO) et al.; X-Ray: CXC, NASA / Optical: ESO, VLT APOD: 2004 February 26

37. A Galaxy Collision in NGC 6745 Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA) Acknowledgment: Roger Lynds (KPNO/NOAO) et al. APOD: 2006 November 5

38. Dusty Galaxy Centaurus A Credit: Marina Rejkuba (ESO-Garching) et al., ISAAC, VLT ANTU telescope, ESO Paranal Obs. APOD: 2003 August 6

39. Spiral Galaxy NGC 7742 Credit : Hubble Heritage Team (AURA/ STScI/ NASA) APOD: 2003 July 26

40. Messier 110 Credit & Copyright: Johannes Schedler (Panther Observatory) APOD: 2006 September 8

41. NGC 4676: When Mice Collide Credit: ACS Science & Engineering Team, NASA APOD: 2004 June 12

42. NGC 6872: A Stretched Spiral Credit: FORS Team, 8.2-meter VLT Antu, ESO APOD: 1999 May 25

43. The Small Cloud of Magellan Credit & Copyright: Josch Hambsch, Robert Gendler APOD: 2005 June 17

44. Spiral Galaxy NGC 253 Almost Sideways Credit & Copyright: Jean-Charles Cuillandre (CFHT), Hawaiian Starlight, CFHT APOD: 2003 May 25

45. NGC 1700: Elliptical Galaxy and Rotating Disk Credit: Thomas S. Statler, Brian R. McNamara (Ohio Univ.), CXC, NASA APOD: 2003 January 16

46. The Antennae Credit & Copyright: Daniel Verschatse (Antilhue Observatory) APOD: 2006 June 30

47. Spiral Galaxy NGC 1232 Credit: FORS1, 8.2-meter VLT Antu, ESO APOD: 2004 January 25

48. The Large Cloud of Magellan Credit & Copyright: Wei-Hao Wang (IfA, U. Hawaii) APOD: 2006 May 10

49. Arp 188 and the Tadpole's Tidal Tail Credit: ACS Science & Engineering Team, NASA APOD: 2006 January 8

50. Galactic Collision in Cluster Abell 1185 Credit & Copyright: Jean-Charles Cuillandre (CFHT), Hawaiian Starlight, CFHT APOD: 2005 November 22

51. The Colliding Galaxies of NGC 520 Credit & Copyright: Gemini Obs., AURA, NSF APOD: 2005 September 12

52. NGC 1316: After Galaxies Collide Credit: P. Goudfrooij (STScI), Hubble Heritage Team, (STScI/AURA), ESA, NASA APOD: 2005 April 4

53. NGC 1531/2: Interacting Galaxies Credit & Copyright: T. Rector (U. Alaska Anchorage), Gemini Obs., AURA, NSF APOD: 2005 March 1

54. Spiral Galaxy NGC 3982 Before Supernova Credit: Stephen Smartt (U. Cambridge), HST, ESA, NASA APOD: 2003 November 3

55. Galaxy Cluster Lenses Farthest Known Galaxy Credit: ESA, NASA, J.-P. Kneib (Caltech/OMP) & R. Ellis (Caltech) APOD: 2004 February 17

56. Spiral Galaxies in Collision Credit: Debra Meloy Elmegreen (Vassar College) et al., & the Hubble Heritage Team (AURA/ STScI/ NASA) APOD: 2004 November 21

57. The Perseus Cluster of Galaxies Credit: Jim Misti (Misti Mountain Observatory) APOD: 2004 October 25

58. The Coma Cluster of Galaxies Credit & Copyright: Jim Misti (Misti Mountain Observatory) APOD: 2006 March 21

59. NGC 2787: A Barred Lenticular Galaxy Credit: Marcella Carollo (ETHZ), Hubble Heritage, NASA APOD: 2002 April 8

60. The Center of Centaurus A Credit: E.J. Schreier (STScI) et al., HST, NASA APOD: 2005 July 17

61. The Giant Radio Lobes of Fornax A Credit: Ed Fomalont (NRAO) et al., VLA, NRAO, AUI, NSF APOD: 2005 June 28

62. A Five Quasar Gravitational Lens Credit: K. Sharon (Tel Aviv U.) and E. Ofek (Caltech), ESA, NASA APOD: 2006 May 24

63. Peculiar Arp 295 Credit: Arne Henden (US Naval Observatory, Flagstaff) APOD: 2005 October 8

64. Abell 2218: A Galaxy Cluster Lens Credit: Andrew Fruchter (STScI) et al., WFPC2, HST, NASA APOD: 2001 October 7

65. M31: The Andromeda Galaxy Credit & Copyright: Robert Gendler (robgendlerastropixs.com) APOD: 2004 July 18