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Physics 231: Section 6 Galaxies

Physics 231: Section 6 Galaxies. http:// mimas.physics.drexel.edu /phys231. M104 – The “Sombrero” Galaxy. Sa Galaxy Very prominent bulge with tightly wound spiral arms. M81 . Sb galaxy. Extended bulge but with relatively prominent arms. M74. Sc galaxy Tight galactic bulge.

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Physics 231: Section 6 Galaxies

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  1. Physics 231: Section 6Galaxies http://mimas.physics.drexel.edu/phys231 Phys 231, Topic 6: Galaxies

  2. M104 – The “Sombrero” Galaxy Sa Galaxy Very prominent bulge with tightly wound spiral arms Phys 231, Topic 6: Galaxies

  3. M81 Sb galaxy. Extended bulge but with relatively prominent arms. Phys 231, Topic 6: Galaxies

  4. M74 Sc galaxy Tight galactic bulge. Very extended, blue arms. Phys 231, Topic 6: Galaxies

  5. Phys 231, Topic 6: Galaxies

  6. Phys 231, Topic 6: Galaxies

  7. Stellar mass function in galaxies. From Pannella et al. (2009) Red=“Early Type” Blue=“Late Type” Phys 231, Topic 6: Galaxies

  8. M102 A “Lenticular” galaxy Phys 231, Topic 6: Galaxies

  9. M109 SBc Barred Spiral Phys 231, Topic 6: Galaxies

  10. M59 An E5 galaxy. Phys 231, Topic 6: Galaxies

  11. Sextans A Irregular galaxy Phys 231, Topic 6: Galaxies

  12. Morphological Segregation From Dominguez et al. (2000). Spirals and Irregulars (S+I) preferentially live in low density environments. Early types (Ellipticalsand S0’s) live in high density environments. Phys 231, Topic 6: Galaxies

  13. Which one is another galaxy, and which one is part of the Milky Way? Phys 231, Topic 6: Galaxies

  14. The Globular Cluster M13 Phys 231, Topic 6: Galaxies

  15. Cepheid Variables Phys 231, Topic 6: Galaxies

  16. Phys 231, Topic 6: Galaxies

  17. Rotation Curve of NGC891 (in HI) Phys 231, Topic 6: Galaxies

  18. Herschel/Kapteyn Model of the Milky Way (with the sun near the center) Phys 231, Topic 6: Galaxies

  19. The Structure of the Milky Way Phys 231, Topic 6: Galaxies

  20. Phys 231, Topic 6: Galaxies

  21. Black Hole/Bulge Relation Phys 231, Topic 6: Galaxies

  22. Phys 231, Topic 6: Galaxies

  23. Coma Cluster (optical) Phys 231, Topic 6: Galaxies

  24. Coma Cluster (X-ray) Phys 231, Topic 6: Galaxies

  25. Hubble’s Original Measurement Phys 231, Topic 6: Galaxies

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