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- 1Secrets of the SunMay 29, 2007 · 7.8
- 2Mars The Red PlanetJune 5, 2007 · 7.5
- 3The End of the Earth Deep Space Threats to Our PlanetJune 12, 2007 · 7.8
- 4Jupiter The Giant PlanetJune 19, 2007 · 7.0
- 5The MoonJune 26, 2007 · 8.0
- 6Spaceship EarthJuly 10, 2007 · 7.3
- 7The Inner Planets Mercury & VenusJuly 17, 2007 · 7.0
- 8Saturn Lord of the RingsJuly 24, 2007 · 8.3
- 9Alien GalaxiesJuly 31, 2007 · 8.3
- 10Life and Death of a StarAugust 7, 2007 · 8.0
- 11The Outer PlanetsAugust 14, 2007 · 7.3
- 12The Most Dangerous Place in the UniverseAugust 21, 2007 · 8.0
- 13Search for ETAugust 28, 2007 · 8.0
- 14Beyond the Big BangSeptember 4, 2007 · 9.3