An American satellite launched by NASA as part of the Explorers program. It failed to reach orbit when the second stage didn't ignite. December 4, 1960 at 21:14 UTC · Launch Failure Scout X-1 — National Aeronautics and Space Administration, to Low Earth Orbit Launch Area 3, Wallops Flight Facility, Virginia, USA The world's 89th orbital launch attempt, and 35th of 1960. Data: Launch Library 2, The Space Devs. Image via The Space Devs.