SPACE LAUNCH REPORT All Time Space Launcher Results Summary Launch Vehicle Results Summary: 1957 through December 31, 2023 by: Ed Kyle, Last Update March 07, 2024 Lewis Vehicle Launches Realzd Point Years Status (Failures) Rate Est.* =============================================================== Alpha (Firefly) 4(3) .25 2021- Active Angara KSLV-1 3(2) .33 2009-2013 Angara 1.2PP 1(0) 1.00 2014-2014 Suborbital Angara 1.2 2(0) 1.00 2022- Active Angara A5/Briz M 2(0) 1.00 2014-2020 Angara A5/Persei 1(1) .00 2021- Active (ANGARA A5 TOTAL 3(1) .67 ) Antares 110 2(0) 1.00 2013-2013 Antares 120 2(0) 1.00 2014-2014 Antares 130 1(1) .00 2014-2014 Antares 230 5(0) 1.00 2016-2019 Antares 230+ 8(0) 1.00 2019-2023 (ANTARES TOTAL 18(1) .94 ) Ariane 1 11(2) .82 1979-1986 Ariane 2 6(1) .83 1986-1989 Ariane 3 11(1) .91 1984-1989 Ariane 4 116(3) .97 .97 1988-2003 (ARIANE 1-4 TOTAL 144(7) .95 .95) Ariane 5G 16(3) .81 1996-2003 Ariane 5G+ 3(0) 1.00 2004-2004 Ariane 5GS 6(0) 1.00 2005-2009 Ariane 5ECA(+) 84(2) .98 .97 2002-2023 Ariane 5ES 8(0) 1.00 2008-2019 (ARIANE 5 TOTAL 117(5) .96 .95) Astra Rocket 1 1(1) 0.00 2018-2018 Suborbital Astra Rocket 2 1(1) 0.00 2018-2018 Suborbital Astra Rocket 3 7(5) 0.25 2020-2023 Athena 1 4(1) .75 1995-2001 Athena 2 3(1) .67 1998-1999 (ATHENA TOTAL 7(2) .71 .71) Atlas 5 -------------------------------------------------------------------------- Atlas 5-401 41(1) .98 2002-2022 Atlas 5-411 6(0) 1.00 2006-2020 Atlas 5-421 9(0) 1.00 2007-2022 Atlas 5-431 3(0) 1.00 2005-2016 Atlas 5-501 8(0) 1.00 2010-2023 Atlas 5-511 1(0) 1.00 2022-2022 Atlas 5-521 2(0) 1.00 2003-2004 Atlas 5-531 5(0) 1.00 2010-2022 Atlas 5-541 9(0) 1.00 2011-2022 Atlas 5-551 13(0) 1.00 2006- Active Atlas 5-N22 2(0) 1.00 2019- Active (ATLAS 5 TOTAL 99(1) .99 .98) -------------------------------------------------------------------------- Heritage Atlas -------------------------------------------------------------------------- Atlas A 8(5) 1957-1958 Suborbital Atlas B 9(3) 1958-1959 Suborbital Atlas C 6(3) 1958-1959 Suborbital Atlas D 116(27) 1959-1967 Suborbital Atlas E 33(16) 1960-1968 Suborbital Atlas F 56(14) 1961-1974 Suborbital Atlas E Trident 2(0) 1968-1968 Suborbital Atlas F Trident 17(3) 1967-1971 Suborbital Atlas D Antares 2 2(0) 1964-1965 Suborbital Atlas D Mercury 3(2) 1959-1961 Suborbital LV3C Centaur A 1(1) 1962-1962 Suborbital SLV3 Prime 3(0) 1966-1967 Suborbital (ATLAS SUBORBITAL 256(74) .71 .71 1957-1975) Atlas D Able 3(3)      1959-1960 SEE NOTE 1 LV3 Agena A 4(2) 1960-1961 LV3 Agena B 28(10) 1961-1965 SLV3 Agena B 1(0) 1966-1966 LV3 Agena D 15(1) 1963-1965 SLV3 Agena D 47(6) 1964-1967 SLV3A Agena D 12(1) 1968-1978 SLV3B Agena D 1(0) 1966-1966 Atlas F Agena D 1(0) 1978-1978 (All Atlas Agena 109(20) .82 .82) Atlas B Score 1(0) 1958-1958 Atlas SLV3 ATDA 1(1) 1966-1966 Atlas Mercury 7(1) 1961-1963 Orbital (All ATLAS NUS 9(2) .78) Atlas E Altair 3A 1(0) 1990-1990 Atlas F Burner 2 1(0) 1972-1972 Atlas SLV3 Burner 2 1(1) 1968-1968 Atlas E OIS 1(0) 1.00 1979-1985 Atlas F OIS 1(0) Atlas D OV1 7(4) Atlas F OV1 4(0) Atlas E MSD 1(1) Atlas F MSD 3(0) Atlas H MSD 5(0) Atlas F PTS 1(0) Atlas E SGS 1 1(1) Atlas E SGS 2 4(0) Atlas F SGS 1 7(0) Atlas E Star 37S 15(0) Atlas F Star 37S 4(1) Atlas F Star 17A 1(1) (All ATLAS SUS 58(9) .84) LV3C Centaur B-C 3(2) 1962-1965 SEE NOTE 2 LV3C Centaur D 8(2) 1965-1967 SLV3C Centaur D 17(3) .82 1967-1972 SLV3D Centaur D1A 6(1) .91 1973-1983 SLV3D Centaur D1AR 26(2) .92 .89 G Centaur D1AR 7(2) .71 1984-1989 Atlas 1 Centaur 11(3) .73 1990-1997  Atlas 2 Centaur 10(0) 1.00 1991-1998  Atlas 2A Centaur 23(0) 1.00   .96 1992-2002 Atlas 2AS Centaur 30(0) 1.00 .97 1993-2004 Atlas 3A Centaur 2(0) 1.00 2000-2004 Atlas 3B Centaur 4(0) 1.00 2002-2005 (ALL ATLAS CNTAUR 147(15) .89 .89) SEE NOTE 2 (ATLAS ORBITAL 326(49) .86 .86)  (ALL ATLAS 582(123) .80 .80)    NOTE 1: Totals do not include one Atlas-Able destroyed on Cape pad LC 12 during static engine test on 9/24/1959. This Atlas (9C) was not actually "launched", and is not included in most historical Atlas launch summaries. NOTE 2: Failed AC-1 (LV3C Centaur A) launch was a planned suborbital flight and is included in the suborbital totals. Totals also do not include four Atlas ICBMs destroyed in ground accidents (one in 1963, three in 1964). --------------------------------------------------------------------------- Black Arrow (UK) 2(1) .50 1969-1970 Suborbital Black Arrow (UK) 2(1) .50 1970-1970 (BLACK ARROW TOTAL 4(2) .50 ) Blue Streak Based Launchers --------------------------------------------------------------------------- Blue Streak (1 stg) 5(0) 1.00 1964-1966 Suborbital Europa (2 stg Test) 2(2) .00 1967-1967 Suborbital Europa (I/II) 4(4) .00 1968-1971 (BLUE STREAK TOTAL 11(6) .45 ) --------------------------------------------------------------------------- Conestoga 1(1) .00 1995-1995 DF-3 Based Launchers (China) --------------------------------------------------------------------------- DF-3 IRBM 3(0) 1.00 1966-1970 Suborbital CZ-1 2(0) 1.00 1970-1971 CZ-1D 3(1) .67 1995-2002 Suborbital (DF-3 ORBITAL 2(0) 1.00 ) (DF-3 TOTAL 8(1) .88 ) --------------------------------------------------------------------------- DF-5 Based Launchers (China) --------------------------------------------------------------------------- DF-5 ICBM 9(0) 1.00 1971-1981 Suborbital DF-5B ICBM 1(0) 1.00 2012- Suborbital DF-5C ICBM 1(0) 1.00 2017- Suborbital FB-1 3(0) 1.00 1972-1978 Suborbital FB-1 8(4) .50 1973-1981 CZ-2(C)(SD/SM) 78(2) .97 .96 1974- Active CZ-2C (suborbital) 4(1) .75 2014- Suborbital CZ-2D 85(1) .99 .98 1992- Active CZ-2E 7(2) .71 1990-1995 CZ-2F 22(0)[a] 1.00 1999- Active CZ-3 13(3) .77 1984-2000 CZ-3A 27(0) 1.00 .97 1995-2018 CZ-3B 91(4) .96 .95 1996- Active CZ-3C 20(0) 1.00 2008- Active CZ-4(A/B/C) 103(3) .97 .96 1988- Active (DF-5 ORBITAL 454(19) .96 .96) (DF-5 TOTAL 472(20) .96 .96) [a] 17 Shenzhou (12 manned, 5 unmanned), 2 Tiangong, 3 reusable spaceplane --------------------------------------------------------------------------- CZ 5-8 (China) --------------------------------------------------------------------------- CZ-5(B) 10(1) .90 2016- Active CZ-6 11(0) 1.00 2015- Active CZ-7(A) 13(1) .92 2016- Active CZ-8 2(0) 1.00 2020- Active CZ-6A 4(0) 1.00 2022- Active --------------------------------------------------------------------------- DF-11/15 Based Launchers (China) --------------------------------------------------------------------------- Jielong 1 1(0) 1.00 2019-2019 OS-M 1(1) 1.00 2019-2019 --------------------------------------------------------------------------- DF-21/26 Based Launchers (China) --------------------------------------------------------------------------- KT-1 (DF-31) 2(2) .00 2002-2003 Kuaizhou 1 2(0) 1.00 2013-2014 Kuaizhou 1A 24(2) .92 2017- Active ZQ-1 1(1) .00 2018-2018 Hyperbola-1 (SQX-1) 6(3) .60 2019- Active Ceres-1 11(1) .91 2020- Active --------------------------------------------------------------------------- DF-31 Based Launchers (China) --------------------------------------------------------------------------- DF-31 IRBM 15(0) 1.00 1992- Suborbital KP-7 (DF-31) 1(0) 1.00 2013- Suborbital CZ-11 17(0) 1.00 2015- Active KT-2 1(0) 1.00 2017-2017 KZ-11 2(1) 0.50 2020- Active --------------------------------------------------------------------------- 2.65m Diameter Solids (China) --------------------------------------------------------------------------- Jielong-3 2(0) 1.00 2022- Active Lijian-1 (ZK-1A) 2(0) 1.00 2022- Active --------------------------------------------------------------------------- Delta 4M 4(0) 1.00 2003-2006 Delta 4M+4,2 15(0) 1.00 2002-2019 Delta 4M+5,2 2(0) 1.00 2012-2018 Delta 4M+5,4 8(0) 1.00 2009-2019 (ALL DELTA 4M 29(0) 1.00 .97) Delta 4H 15(1) 0.93 2004- Active (ALL DELTA 4 44(1) 0.98 .96) Heritage (Thor) Delta (See Thor) Rocket Lab (New Zealand) -------------------------------------------------------------------------- Electron/Curie 41(4) .90 .88 2017- Active Electron/HASTE 1(0) 1.00 2023- Suborbital (ALL ELECTRON 42(4) .95 .93 -------------------------------------------------------------------------- Emeraude-Based Launchers (France) -------------------------------------------------------------------------- Emeraude (1-stg) 5(3) .40 1964-1965 Suborbital Saphir (2-stg) 15(2) .87 1965-1967 Suborbital Diamant (3-stg) 12(3) .75 1965-1975 (EMERAUDE TOTALS 32(8) .75 .75) -------------------------------------------------------------------------- Energia 2(1) .50 1987-1988 Epsilon (JAXA) 6(1) .83 2013- Active SpaceX Falcon Launchers -------------------------------------------------------------------------- Falcon 1 5(3) .40 2006-2009 Falcon 9 V1.0 5(1) .80 2010-2013 Falcon 9 v1.1 15(1) .93 2013-2016 Falcon 9 v1.2 264(0)[b] 1.00 .99 2015- Active Falcon 9 v1.2 (sub) 1(0) 1.00 2020-2020 Suborbital (ALL FALCON 9 ORB 284(2) .99 .99) (ALL FALCON 9 285(2) .99 .99) Falcon Heavy 9(0) 1.00 2018- Active (ALL FALCON 299(5) .98 .98) [b] Does not include 2016 F9-29 explosion during pre-launch static test. -------------------------------------------------------------------------- GSLV Mk3-x 1(0) 1.00 2014-2014 Suborbital GSLV Mk3 (LVM3) 6(0) 1.00 2017- Active (GSLV Mk3 TOTAL 7(0) 1.00 .89) H-1 (NASDA) (See Thor) H-2(S)(NASDA) 7(2) .71 1994-1999 H-2A-202 32(0) 1.00 .97 2001- Active H-2A-2022 3(0) 1.00 2005-2007 H-2A-2024 7(1) .86 2002-2008 H-2A-204 5(0) 1.00 2006-2021 (H-2A TOTAL (JAXA) 47(1) .98 .96) (ALL H-2(A) 54(3) .94 .93) H-2B-304 (JAXA) 9(0) 1.00 2009-2020 H-3 (JAXA) 1(1) .00 2023- Active Jupiter IRBM 36(8) .78 .78 1957-1962 Suborbital Jupiter Juno 2 10(6) .40 1958-1961 (ALL JUPITER 46(14) .70 .70) KSLV-2-TLV 1(0) 1.00 2018-2018 Suborbital KSLV-2 (Nuri) 3(1) .67 2021- LauncherOne 6(2) .67 2020-2023 L4/M4 (ISAS) 9(5) .44 1966-1972 M3 (ISAS) 19(2) .90 1974-1995 M5 (ISAS) 7(1) .86 1997-2006 SS-520 2-stg (ISAS) 3(0) 1.00 1998- Suborbital SS-520 3-stg (ISAS) 2(1) .50 2017-2018 Minuteman 1A 82(9) .89 .89 1959-1966 Suborbital Minuteman 1B 298(9) .97 .97 1962-1993 Suborbital Minuteman 2 187(2) .99 .98 1964-2001 Suborbital Minotaur 2 7(0) 1.00 2000-2008 Suborbital Minotaur 2+ 2(1) .50 2008- Suborbital Minuteman 3 322(8) .98 .97 1968- Suborbital M55E1/HOE 7(0) 1.00 1970-1984 Suborbital Minotaur 1 12(0) 1.00 2000- Active (M55 ORBITAL 12(0) 1.00 ) (ALL M55 919(29) .97 .97) MX ICBM 51(1) .98 .96 1983-2004 Suborbital Minotaur 4 Lite 2(0) 1.00 2010- Suborbital Minotaur 4 4(0) 1.00 2010- Active Minotaur 4+ 1(0) 1.00 2011- Active Minotaur 5 1(0) 1.00 2013- Active ATB 1(0) 1.00 2019-2019 Suborbital (MX ORBITAL 6(0) 1.00 ) (ALL MX 60(1) .98 .97) N-1 (USSR) 4(4) .00 .25 1969-1972 NASDA N-1, N-2 (See Thor) Pegasus 1Stg-Suborb 3(1) .67 2001-2004 Pegasus 6(2) .67 1990-1994 Pegasus H 4(0) 1.00 1995-2000 Pegasus XL 35(3) .91 .91 1994- Active OBV (3-stg Suborb) 18(0) 1.00 2003- Active OBV (2-stg Suborb) 1(0) 1.00 2010- Active (ALL PEGASUS ORB 45(5) .89 .89) (ALL PEGASUS 67(6) .91 .90) Proton (2-stg) 4(1) .75 1965-1966 Proton K (3-stg) 29(3) .90 .90 1967-2000 Proton K (3-stg) 1(0) 1.00 1970-1970 Suborbital Proton K/D 39(15) .62 .62 1967-1975 Proton K/DM 66(6) .91 .90 1974-1990 Proton K/D-1 11(0) 1.00 1976-1989 Proton K/D-2 3(1) .67 1988-1996 Proton K/DM-2 109(8) .93 .92 1982-2012 Proton K/DM-2M 42(2) .95 .93 1994-2006 Proton K/17S40 6(0) 1.00 1997-2002 Proton K/Briz M 4(1) .75 1999-2003 Proton M/Briz M 101(10) .90 .89 2001- Active Proton M/DM-2 6(0) 1.00 2007-2010 Proton M/DM-03 7(2) .71 2010- Active Proton M (3 stg) 1(0) 1.00 2021- Active (ALL PROTON ORB 428(49) .89 .88 (ALL PROTON 429(49) .89 .88) R-7 (Semyorka) Variants ------------------------------------------------------------------------ 8K71 R-7 26(9) .65 .64 1957-1960 Suborbital 8K74 R-7A 28(2) .93 .90 1959-1967 Suborbital 8K71(PS)Sputnik 4(1) .75 1957-1958 11A59 Sputnik 2(0) 1.00 1965-1966 8K78 Molniya 36(18) .50 .50 1960-1967 8K78 Molniya L 4(3) .25 1963-1965 8K78M Molniya M 280(12) .96 .95 1965-2010 (ALL MOLNIYA 320(33) .90 .89) Soyuz Variants 11A511 Soyuz 31(1) .97 .94 1966-1976 SEE NOTE 3 11A511L 3(0) 1.00 1970-1971 11A511M 8(0) 1.00 1971-1975 11A511U 612(18) .97 .97 1973-2017 11A511U Soyuz ** 52(1) .98 .96 1974-2002 SEE NOTE 3 11A511U Progress 112(2) .98 .97 1978-2017 11A511U Ikar 6(0) 1.00 1999-1999 11A511U Fregat 4(0) 1.00 2000-2000 11A511U2 8(0) 1.00 1982-1994 11A511U2 Soyuz *** 26(0) 1.00 .96 1985-1995 11A511U2 Progress 38(0) 1.00 .97 1984-1993 11A511FG Progress 4(0) 1.00 2001-2018 11A511FG Soyuz + 56(1) .98 .96 2002-2019 11A511FG Fregat 10(0) 1.00 2003-2012 14A14 2-1A 1(0) 1.00 2004-2004 Suborbital 14A14 2-1A 8(0) 1.00 2013- Active 14A14A 2-1A Progres 23(1) .96 2015- Active 14A14A 2-1A Soyuz++ 10(0) 1.00 2019- Active 14A14 2-1A Fregat 30(1) .97 2006- Active 14A14 2-1A Volga 1(0) 1.00 2016-2016 14A14 2-1B 16(0) 1.00 2008- Active 14A14 2-1B Progress 1(0) 1.00 2021- 14A14 2-1B Fregat 70(3) .96 .94 2006- Active (SOYUZ ORBITAL 1129(28) .98 .97) (ALL SOYUZ 1130(28) .98 .97) * 19(1) Crewed Soyuz, 12(0) Uncrewed Soyuz ** 42(1) Crewed Soyuz, 10(0) Uncrewed Soyuz ***25(0) Crewed Soyuz, 1(0) Uncrewed Soyuz + 56(1) Crewed Soyuz ++ 8(0) Crewed Soyuz, 2(0) Uncrewed Soyuz Voskhod 11A57 294(13) .96 .95 1963-1976 Voskhod 11A57 *** 5(0) 1.00 1964-1966 (ALL VOSKHOD 299(13) .96 .95) *** 2/2 Crewed Voskhod, 3/3 Uncrewed Voskhod Vostok 8K72 Luna 9(6) .33 1958-1960 Vostok 8K72 # 4(1) .75 1960-1960 Vostok 8K72K ## 13(2) .85 .85 1960-1963 Vostok-2 8A92 45(5) .89 .89 1962-1967 Vostok-2A 11A511 2(0) 1.00 1965-1966 Vostok-2M 8A92M 93(1) .98 .97 1967-1991 SEE NOTE 3 (ALL VOSTOK 166(15) .91 .90) # 4(1) Uncrewed Vostok ## 3(1) Uncrewed Vostok, 6/6 Crewed Vostok (ALL R-7 ORBITAL 1920(90) .95 .95) (ALL R-7 1975(101) .95 .95) NOTE 3: Totals do not include three vehicles destroyed on pad, as follows. 12/14/66 11A511 Soyuz: Escape tower fired 27 minutes after abort. 03/18/80 8A92M Vostok-2M: Fueling accident explosion at PL killed 48. 09/26/83 11A511U Soyuz-U, Soyuz T-10-1: Pad fire T-90sec, crew saved by escape tower but launch vehicle destroyed. ------------------------------------------------------------------------ Soyuz 132KC (NK-33A Powered) Stage Based Launchers ------------------------------------------------------------------------- Soyuz 2-1v/Volga 7(1) .86 2013- Active Soyuz 2-1v 4(0) 1.00 2013- Active (ALL SOYUZ 2-1v 11(1) .91 .85) ------------------------------------------------------------------------- R-12 Based Launchers -------------------------------------------------------------------------- R-12 IRBM 14(1) .93 .88 1957-1969 Suborbital Kosmos 2 (R-12) 38(12) .68 .68 1961-1967 Kosmos 2M (R-12) 126(8) .94 .93 1967-1977 (R-12 ORBITAL 164(20) .88 .87) (R-12 TOTAL 178(21) .88 .88) -------------------------------------------------------------------------- R-14 Based Launchers -------------------------------------------------------------------------- R-14 IRBM 82(7) .91 .90 1960-1965 Suborbital K65M-R 326(U) .UU .UU 1973-2006 Suborbital K65M-RB 6(0) 1.00 1980-1988 Suborbital K65M-RB 4(0) 1.00 1982-1984 K65UP Vertikal' 25(U) .UU .UU 1973-1983 Suborbital Kosmos 3 (R-14) 2(0) 1.00 1967-1968 Suborbital Kosmos 3 (R-14) 12(3) .75 .75 1964-1968 Kosmos 3M 446(23) .95 .95 1967-2010 (R-14 ORBITAL 461(26) .94 .94) (R-14 TOTAL 902(U) .UU .UU) -------------------------------------------------------------------------- R-29 (SLBM)-Based Launchers -------------------------------------------------------------------------- R-29 Vysota SLBM 30(0)* UUUU UUU 1969-1997 Suborbital R-29R Volna SLBM 43(0)* UUUU UUU 1975- Suborbital R-29R Volna Orbit 1(1) 0.00 2005-2005 R-29RM Shitl SLBM 28(0)* UUUU UUU 1983- Suborbital R-29RM Shtil Orbit 2(0) 1.00 1998- Active R-29RMU(2) Sineva 21(1) 0.94 2004- Suborbital R-29RMU2.1 Liner 2(0) 1.00 2011- Suborbital (R-29 ORBITAL 3(1) 0.67 ) (R-29 TOTAL UUU(U) .UU .UU) -------------------------------------------------------------------------- *Partial Data R-36(M)-Based Launchers -------------------------------------------------------------------------- R-36 ICBM 149(18) .88 .88 1963-1975 Suborbital Tsyklon R-36-0 23(1) .96 .92 1965-1971 Tsyklon 2A 8(2) .75 1967-1969 Tsyklon 2 (Test) 1(0) 1.00 1969-1969 Suborbital Tsyklon 2 105(1) .99 .98 1969-2006 Tsyklon 3 122(8) .93 .93 1977-2009 R-36M(U)ICBM 145(12) .90 .90 1971-1997 Suborbital Dnepr 1 (R-36MU) 22(1) .95 .92 1999-2015 R-36M2 ICBM 38(6) .84 .84 1986-2013 Suborbital (R-36(M) ORBITAL 280(13) .95 .95) (R-36(M) TOTAL 613(49) .92 .92) -------------------------------------------------------------------------- -------------------------------------------------------------------------- RS-28 Sarmat 2(1) .50 2022- Suborbital -------------------------------------------------------------------------- Redstone IRBM 75(20) .73 .73 1953-1965 Suborbital Redstone Sparta 9(1) .89 1966-1967 Suborbital Redstone Sparta Sat 1(0) ; 1.00 1967-1967 Redstone Jupiter-C 3(1) .67 1956-1957 Suborbital Redstone Juno 1 6(4) .33 1958-1958 Redstone (MR) 6(2) .67 1960-1961 Suborbital (REDSTONE SPACE 13(6) .54 .54) (ALL REDSTONE 100(28) .72 .72) RS-1 (ABL) 1(1) .00 2023- Safir (Iran) 8(4) .57 2008- Qased (Iran) 3(0) 1.00 2020- NOTE: Total does not include a 2019 propellant loading accident that destroyed a Safir. Saturn 1 Blk 1 4(0) 1.00 1961-1963 Suborbital Saturn 1 Blk 2 6(0) 1.00 1964-1965 Saturn 1B 2(0) 1.00 1966-1966 Suborbital Saturn 1B Apollo 7(0) 1.00 1966-1975 Saturn 5 13(1) .92 .87 1967-1973 Scout Suborbital Blue Scout 5(2) .60 1960-1962 Scout X1-X2 6(3) .50 1960-1962 Scout X3-X5 8(2) .75 1962-1968 Scout A-B 5(0) 1.00 1967-1971 Scout D 1(0) 1.00 1976-1976 (ALL SCOUT SUBORB 25(7) .72 .70) Scout Orbital Blue Scout 1(1) .00 1961-1961 Scout X1-X2 9(7) .22 1960-1963 Scout X3-X5 18(2) .89 .89 1962-1968 Scout A-B 37(3) .92 .90 1965-1976 Scout D-G 35(2) .94 .92 1972-1994 (ALL SCOUT ORBIT 100(15) .85 .84) (ALL SCOUT TOTAL 125(22) .82 .82) Jericho 2 U(U) .UU .UU 1987- Suborbital Shavit 2(0) 1.00 1988-1990 Shavit 1 5(3) .40 1994-2004 Shavit 2 6(0) 1.00 2007- Active (ALL SHAVIT ORBIT 13(3) .70 ) (ALL JERICHO 2 UUU(U) .UU .UU) SFSLV (S. Korea) 1(0) 2023- Active Simorgh (Iran) 1(0) 1.00 2016- Suborbital Simorgh (Iran) 5(5) .00 2017- SLV-Based Launchers --------------------------------------------------------------------- SLV-3 4(2) .50 1979-1983 ASLV 4(3) .25 1987-1994 --------------------------------------------------------------------- PSLV 12(2) .83 1993-2016 PSLV-CA 17(0) 1.00 2008- Active PSLV-XL 25(1) .96 .93 2008- Active PSLV-DL 3(0) 1.00 2019- Active PSLV-QL 2(0) 1.00 2019- Active (PSLV TOTAL 59(3) .95 .93) GSLV 6(4) .33 2001-2010 GSLV Mk2 9(2) .75 2010- Active (GSLV TOTAL 15(6) .57 ) ---------------------------------------------------------------------- SSLV (India) 2(1) .50 2022- Active Space Shuttle 135(3) .98 .97 1981-2011 Super Strypi 1(1) .00 2015-2015 Taepo Dong 2 (Unha) 5(3) .40 2006- Taurus (Darpa) 3(0) 1.00 1994-2000 Taurus-120 6(3) .50 1998-2011 Minotaur-C 1(0) 1.00 2017- Active (ALL TAURUS 10(3) .70 .70) Thor-Based Launchers ------------------------------------------------------------------------- Thor IRBM 70(22) .69 .69 1957-1962 Suborbital Thor Sub. Test 34(7) .79 .79 1962-1975 Suborbital Thor Able 9(2) .78 1956-1959 Suborbital Thor Able 7(4) .43 1958-1960 Orbital Thor Able Star 19(7) .63 .63 1960-1965 Thor Agena A 15(7) .53 .53 1959-1960 SEE NOTE 4 Thor Agena B 43(8) .81 .81 1960-1965 TA-Thor Agena B 2(0) 1.00 1963-1966 Thor Agena D 21(5) .76 .76 1962-1965 TA-Thor Agena D 61(4) .93 .92 1963-1968 Thorad Agena D 43(2) .95 .93 1966-1972 Thor Burner 1 6(1) .83 1965-1966 Thor Burner 2 20(1) .95 .91 1966-1976 Thor DSV2U 5(1) .80 1976-1979 (THOR ORBITAL 242(40) .83 .83) (ALL THOR 355(71) .80 .80) Delta Variants Delta 65(4) .94 .93 1960-1972 Delta LT 28(4) .86 .83 1968-1973 Delta ELT 93(4) .96 .95 1972-1990 Delta 2 XLT 155(2) .99 .98 1989-2018 Delta 3 3(2) .33 1998-2000 (ALL DELTA 344(16) .95 .95) NASDA-Liscensed Thor-Based N-1 (NASDA) 7(1) .86 1975-1982 N-2 (NASDA) 8(0) 1.00 1981-1987 H-1 (NASDA) 9(0) 1.00 1986-1992 THOR-BASED GRAND TOTALS (ALL THOR ORBITAL 610(57) .91 .91) (ALL THOR 723(88) .88 .88) NOTE 4: Thor vehicles destroyed in ground accidents are not included in these totals. These include one Thor IRBM (1957) and one Thor Agena A (1959) ----------------------------------------------------------------------- Titan-Based Launchers ----------------------------------------------------------------------- Titan 1 ICBM 67(29) .57 .57 1959-1965 SEE NOTE 2 Titan 2 ICBM 81(19) .77 .77 1962-1976 Suborbital Titan 2 Gemini 1(0) 1.00 1964-1964 Suborbital Titan 2 Gemini 11(0) 1.00 .92 1964-1966 Titan 23G/(Star) 13(1) .92 .87 1988-2003 Titan 3A 4(1) .75 1964-1965 Titan 3B Agena D 68(5) .93 .91 1966-1987 Titan 3C 36(6) .81 .81 1965-1982 Titan 3D 22(0) 1.00 .96 1971-1982 Titan 3E Centaur 7(1) .86 1974-1977 Titan 34D TS/IUS 8(2) .75 1982-1989 Titan 34D 2.5 stg 7(1) .86 1983-1988 Titan 3 Commercial 4(1) .75 1990-1992 Titan 4A IUS 3(0) 1.00 1989-1994 Titan 4A 2.5 stg 10(1) .90 .83 1990-1997 Titan 4A Centaur 9(1) .89 1994-1998 Titan 4B 2.5 stg 5(0) 1.00 1999-2005 Titan 4B IUS 5(1) .80 1997-2004 Titan 4B Centaur 7(1) .86 1997-2003 (ALL TITAN SPACE 219(22) .90 .90) (ALL TITAN 368(70) .81 .81) NOTE 2: Suborbital ICBM flights. Does not include one Titan 1 (V-2) destroyed during launch rehearsal in Vandenberg Operational Suitability Test Facility (OSTF) on 12/3/1960. Cause was failed control valve in silo launch platform hydraulic elevator system. This Titan was not launched and is not included in most Titan launch summaries. ----------------------------------------------------------------------- RT-2PM (Topol') Based Launchers ----------------------------------------------------------------------- Topol' ICBM 105(2) .98 .97 1981- Suborbital Topol'-M ICBM 23(1) .95 1994- Suborbital Topol'-E 5(2) .60 2014- Suborbital Yars (RS24, MIRV) 17(1) .92 2007- Suborbital Bulava SLBM 40(10) .75 .74 2005- Suborbital Rubezh (RS26,MIRV) 5(1) .80 2011- Suborbital Start (5-stg) 1(1) .00 1995-1995 Start-1 (4-stg) 6(0) 1.00 1993-2006 (ALL TOPOL' ORBIT 7(1) .86 ) (ALL TOPOL' 202(18) .91 .91) ----------------------------------------------------------------------- UR-100N (RS-18/SS-19) Based Launchers -------------------------------------------------------------------------- UR-100N ICBM 161(13) .92 .91 1972-2019 Suborbital Rokot Briz K 2(0) 1.00 1990-1991 Suborbital Rokot Briz K 1(0) 1.00 1994-1994 Rokot Briz KM 31(2) .93 .90 2000-2019 Strela (RS-18 Orb) 3(0) 1.00 2003-2019 (UR-100N ORB TOTAL 35(2) .94 .91) (UR-100N TOTAL 198(15) .92 .92) -------------------------------------------------------------------------- Vanguard 3(0) 1.00 1956-1957 Suborbital Vanguard 11(8) .27 .33 1957-1959 Orbital Vega 20(2) .90 2012- Active Vega Suborbital 1(0) .50 2015-2015 Suborbital (VEGA TOTAL 21(2) .90 ) Vega-C 2(1) .50 2022- Active VLS 2(2) .00 1997-1999 Zenit 2 36(8) .78 .78 1985-2004 Zenit 2M 1(0) 1.00 2007-2007 Zenit 2SB 1(0) 1.00 2011-2011 Zenit 3SL 36(4) .89 .89 1999-2014 Zenit 3SLB 6(1) .83 2008-2013 Zenit 3F 4(0) 1.00 2011-2015 (ALL ZENIT 84(13) .85 .85) ZQ-2 (China) 3(1) .67 2022- Active =============================================================== * Lewis Point Estimate Determined as Follows. Maximum Liklihood Estimate (MLE)= x/n where x=success, n=tries For MLE<=0.5, use Wilson Method = (x+2)/(n+4) For MLE Between 0.5 and 0.9, use MLE = x/n For MLE>=0.9, use Laplace Method = (x+1)/(n+2) Lewis, J. & Lauro, J., "Improving the Accuracy of Small-Sample Estimates of Completion Rates", Journal of Usability Studies, Issue 3, Vol. 1, May 2006, pp. 136-150.