Early US Launch Vehicle Flight History by Variant/Year Page 1 of 2: Viking/Vanguard, Redstone/Jupiter-C (Juno I), Jupiter/Juno II L(F) = Number of Launches(Number of Failures) Vanguard Redstone Redstone Redstone Jupiter Jupiter Redstone Jupiter (Viking IRBM Jupiter-C Mercury IRBM Juno II Totals Totals Mod 2 Suborb* (Juno I/ Suborb* Suborb* Sparta) Year L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) --------------------------------------------------------------------------------- 1952 1(0)* - - - - - - - 1953 - 1(1) - - - - 1(1) - 1954 2(0)* 4(3) - - - 4(3) - 1955 1(0)* 6(5) - - - 6(5) - 1956 1(0)* 9(1) 1(0)* - - 10(1) - 1957 3(1)% 10(2) 2(1)* - 7(4) - 12(3) 7(4) 1958 6(5) 11(3) 6(3)# - 5(1) 1(1) 17(7) 6(2) 1959 4(2) 7(2) - 15(2) 4(2) 7(2) 19(4) 1960 - 8(1) - 2(1) 3(0) 2(1) 10(2) 5(1) 1961 - 9(2) - 4(1) 3(0) 3(2) 13(3) 6(2) 1962 - 4(0) - - 3(1) - 4(0) 3(1) 1963 - 5(0) - - - - 5(0) - 1964 - - - - - - - - 1965 - - 1(0)+ - - - 1(0) - 1966 - - 2(1)+ - - - 2(1) - 1967 - - 8(0)++ - - - 8(0) - 1968 - - - - - - - - 1969 - - - - - - - - ----------------------------------------------------------------------------------- Vanguard Redstone Redstone Redstone Jupiter Jupiter Redstone Jupiter (Viking IRBM Jupiter-C Mercury IRBM Juno II Totals Totals Mod 2 Suborb* (Juno I/ Suborb* Suborb* Sparta) L(F) L(F) L(F) L(F) L(F) L(F) L(F) L(F) ----------------------------------------------------------------------------------- Suborb 7(0) 74(20) 13(2) 6(2) 36(8) - 93(24) 36(8) Orbit 11(8) - 7(3) - - 10(6) 7(3) 10(6) Total 18(8) 74(20) 20(5) 6(2) 36(8) 10(6) 100(27) 46(14) ----------------------------------------------------------------------------------- Footnotes: * Suborbital Tests % Two suborbital Vanguard (Viking-based) tests and one failed orbital launch (the infamous pad explosion) in 1957. # Jupiter-C named "Juno I" for first U.S. orbital launch success and five additional attempts in 1958. + Ten suborbital flights for Australian SPARTA project. ++ One final SPARTA launch successfully orbited Australian satellite in 1967. References: Jonathan's Space Report Launch Vehicle Database "http://www.planet4589.org/space/lvdb/index.html" Encylopedia Astronautica "http://www.astronautix.com/" Gunter's Space Page "http://www.skyrocket.de/space" History of the Redstone Missile System, U.S. Army Missile Command, 1965 History of the Jupiter Missile System, U.S. Army Ordnance Missile Command, 1962 TRW Space Log 1957-1996, TRW Space & Electronics Group, Redondo Beach, CA. Last Update 12/29/2003 by Ed Kyle