Part 1. Lecture 1. A grand tour of the cosmos. Lecture 2. Journey through space and time. Lecture 3. Light
the supreme informant. Lecture 4. The fingerprints of atoms. Lecture 5. Tools of the trade. Lecture 6. Space telescopes and the celestial sphere. Lecture 7. Our sun
the nearest star. Lecture 8. Lunar phases and glorious eclipses.
Part 2. Lecture 9. The early history of astronomy. Lecture 10. The Copernican revolution. Lecture 11. On the shoulders of giants. Lecture 12. One small step
the Earth and Moon. Lecture 13. Paradise lost
Venus and Mars. Lecture 14. Planetary behemoths
Jupiter and Saturn. Lecture 15. Distant worlds and solar system debris. Lecture 16. Comets and catastrophic collisions.
Part 3. Lecture 17. Distant suns. Lecture 18. Social stars
binaries and clusters. Lecture 19. Nature's nuclear reactors. Lecture 20. The fate of our sun. Lecture 21. Exploding stars
celestial fireworks. Lecture 22. The corpses of massive stars. Lecture 23. Hearts of darkness. Lecture 24. The quest for black holes.
Part 4. Lecture 25. Starting at home
the Milky Way. Lecture 26. One giant leap
other galaxies. Lecture 27. The dark side of matter. Lecture 28. The birth and life of galaxies. Lecture 29. Quasars
cosmic powerhouses. Lecture 30. In the belly of the beast. Lecture 31. Are we alone? : the search begins. Lecture 32. Communicating with extraterrestrials
Part 5. Lecture 33. The expansion of the universe. Lecture 34. The age of the universe. Lecture 35. The geometry and fate of the universe. Lecture 36. Einstein's biggest blunder? Lecture 37. Echoes of the big bang. Lecture 38. In the beginning. Lecture 39. The ultimate free lunch? Lecture 40. A universe of universes.