"When We Left Earth: The NASA Missions" is the story of mankind's greatest adventure, leaving the earth and living in space. For the first time this series has digitally re-mastered the original film and audio recordings from NASA's vault, including and all the key on-board footage filmed by the astronauts themselves. From John Glenn's Mercury mission to orbit the earth, to Neil Armstrong's first historic steps on the moon, to the unprecedented spacewalks required to repair the Hubble telescope, these epic stories are shown in stunning clarity and told by the astronauts and engineers who were there. (Source: Discovery Channel) Currently 10/10