1. Galaxies
Chapter 23

2. Fig. 23.1

3. Dust such as in the Spiral Galaxy, NGC 4565) prevents us
Fig. 23.2
Dust such as in the Spiral Galaxy, NGC 4565) prevents us
from seeing near our galactic plane

4. The Hubble Classification of Galaxies
Fig. 23.3
The Hubble Classification of Galaxies

5. Fig. 23.4
NGC 3379, an E0 galaxy

6. NGC 3115 , is among the most elongated elliptical galaxies
Fig. 23.5
NGC 3115 , is among the most elongated elliptical galaxies

7. Stellar motions in an elliptical galaxy
Fig. 23.6
Stellar motions in an elliptical galaxy

8. Shapes of Elliptical galaxies
Fig. 23.7
Shapes of Elliptical galaxies

9. Fig. 23.8
Barred Spirals

10. Fig. 23.9
Normal Spirals

11. Fig
Spiral Galaxy, M74

12. Barred Spiral Galaxy M83 (in Hydra)
Fig
Barred Spiral Galaxy M83 (in Hydra)

13. Irrelgular Galaxy, Large Magellanic Cloud
Fig
Irrelgular Galaxy, Large Magellanic Cloud

14. Fig

15. Fig

16. Fig

17. Fig
M51 and NGC 5195

18. Fig

19. Fig
AM , A Ring Galaxy

20. Fig

21. Fig

22. Fig

23. Fig
M104, Sombrero Galaxy

24. Hubble’s measurements
Fig
Hubble’s measurements

25. Fig
Modern Measurements

26. Fig