1. Skies of Sumer

2. Rise of Rational Cosmology

3. Losing Faith

4. Return to Reason

5. Doubt and Discovery

6. A Universe Which Obeys Laws

7. A Simple Paradox

8. The Facts of Light

9. The Cosmic Distance Scale

10. An Expanding Universe

11. Evolutionary Cosmology

12. The Big Bang: A Universe Growing Up

13. Evidence Mounts

14. Return to Geometry

15. Light and Gravity: The Genius of Einstein

16. The Importance of Gravity

17. From a Black Hole to a Finite Universe

18. The Fate of the Universe: Testing Our Ideas

19. A Perspective on Existence

20. Man in the Universe

Relevant Links for Each Chapter