Unmanned Spacecraft (HQ-38) is a short NASA documentary film that gives viewers a look at the various unmanned spacecraft used in space flight missions during the late 1950s and planned for the early 1960s, including Explorer 6, Explorer 7, Vanguard 3, Pioneer 5, Ranger program, Surveyor program, and Mariner program.
Hugh Dryden
Deputy administrator
Homer E. Newell Jr.
Deputy Director for the Office of Space Flight Programs
