6.5
2007
 The Wonder of It All (2007)
The Wonder of It All (2007)
7.8
1989
 For All Mankind (1989)
For All Mankind (1989)
7.5
2007
 In the Shadow of the Moon (2007)
In the Shadow of the Moon (2007)
8.4
2008
 When We Left Earth: The NASA Missions (2008)
When We Left Earth: The NASA Missions (2008)