The series received praise for its visuals and emotional depth. Some sources noted that the dramatic tone occasionally prioritized risks and "near-death" exploits over technical milestones. Reviewers from DVD Talk and Space.com highlighted its value as both a historical record and an educational tool.

is a six-part documentary miniseries that originally aired on the Discovery Channel in 2008 to commemorate NASA's 50th anniversary. Narrated by actor Gary Sinise, it provides an immersive, high-definition look at the United States' journey into space, from the earliest Mercury flights to the assembly of the International Space Station. Key Highlights and Production

Project Gemini, focusing on mastering spacewalks and docking. Landing the Dream

× When We Left Earth: The NASA Missions