Season
- Season 1 2008-06-08
- Season 0
Episode
- Episode 1: Freedom 7
- Episode 2: Friendship 7: John Glenn
- Episode 3: Proud Conquest: Gemini VII and VI
- Episode 4: Apollo 8 Debrief
- Episode 5: The Flight of Apollo 11
- Episode 6: NASA FILM HIGHLIGHTS: Four Days of Gemini 4
- Episode 7: Michael Collins: Astronaut
- Episode 8: Joe Kosmo: Space Suit Engineer / Designer
- Episode 9: Mercury Training
- Episode 10: Ed White's Extravehicular Activity
- Episode 11: Gemini 6 and 7 Rendezvous
- Episode 12: Gemini 8 Docking with Agena
- Episode 13: Gemini 9 Docking Attempt
- Episode 14: NASA FILM HIGHLIGHTS: Apollo 13: Houston, We've Got A Problem
- Episode 15: Al Bean: Astronaut
- Episode 16: Gene Kranz: Flight Director
- Episode 17: Apollo 8: Launch & Stage Separation Sequences
- Episode 18: Apollo 8: Lunar & Earth Orbit
- Episode 19: Apollo 9: LM in Earth Orbit
- Episode 20: Apollo 11: Astronauts Return & Parade
- Episode 21: Apollo 16: Rover Test Drive
- Episode 22: Apollo 17: Night Launch
- Episode 23: NASA FILM HIGHLIGHTS: Skylab: The First 40 Days
- Episode 24: Shannon Lucid: Astronaut
- Episode 25: James Crocker: Aerospace Engineer
- Episode 26: Skylab Tour
- Episode 27: Skylab Zero Gravity
- Episode 28: Shuttle STS-1 Launch
- Episode 29: Shuttle STS-1 Landing
- Episode 30: Shuttle STS-31 Hubble Deployment
- Episode 31: Shuttle STS-61 Hubble Repair
When We Left Earth : The NASA Missions Specials Apollo 17: Night Launch
When We Left Earth: The NASA Missions or NASA's Greatest Missions: When We Left Earth in the UK is a Discovery Channel HD documentary miniseries consisting of six episodes documenting American human spaceflight, spanning from the first Mercury flights through the Gemini program to the Apollo moon landings, the Space Shuttle, and the construction of the International Space Station. It was created in association with NASA to commemorate the agency's fiftieth anniversary in 2008. It first aired on June 8, 2008, and concluded on June 22. Each airing consisted of two hour-long episodes.
The miniseries was released on DVD on July 10, 2008, and was released on Blu-ray disc on August 12.
The third episode, "Landing the Eagle", was re-aired on July 20, 2009 for the 40th anniversary of the Apollo 11 moon landing. It featured improved images from the moonwalk.
