S-45AJuno II Army Ballistic Missile Agency Launch Status Failure Wed ยท May 24th, 1961 3:48 PM EDT Location Space Launch Complex 26B Cape Canaveral, FL, USA 209 launches have been at this location. Rocket Juno II Length: 24 meters Diameter: 2.67 meters First Launched: December 6, 1958 Juno II was an American space launch vehicle used during the late 1950s and early 1960s. It was derived from the Jupiter missile, which was used as the first stage. The Juno II rocket has been launched a total of 3 times with 1 successful and 2 failed launches. Agency Army Ballistic Missile Agency Type: Abbreviation: ABMA Administration: Founded: Launchers: Spacecraft: Country: USA View Rocket Launch Schedule