Portal:Spaceflight/On This Day/August
1 August[edit]
- 1967 - An Atlas-Agena launches the Lunar Orbiter 5 probe.
- 1973 - A Voskhod launches the Kosmos 578 satellite.
- 1984 - A Proton-K launches a Gorizont satellite.
- 1985 - A Tsyklon-2 launches the Kosmos 1670 satellite.
- 1987 - A Zenit-2 launches the Kosmos 1871 satellite.
- 1988 - A Proton-K launches the Kosmos 1961 satellite.
- 1990 - A Soyuz-U2 launches the manned Soyuz TM-10 mission.
- 1991 - A Molniya-M launches a Molniya-1 satellite.
- 1997 - A Pegasus-XL launches the OrbView-2 satellite.
- 2012 - A Soyuz-U launches the Progress M-16M spacecraft to resupply the ISS.
2 August[edit]
- 1962 - A Thor-Agena launches a CORONA satellite.
- 1972 - A Voskhod launches the Kosmos 513 satellite.
- 1984 - A Molniya-M launches the Kosmos 1586 satellite.
- 1984 - An N-II rocket launches the GMS-3 satellite.
- 1985 - A Soyuz-U launches the Kosmos 1671 satellite.
- 1986 - A Soyuz-U launches the Kosmos 1768 satellite.
- 1989 - A Soyuz-U launches the Kosmos 2035 satellite.
- 1990 - A Delta II launches the GPS II-8 satellite.
- 1991 - Space Shuttle Atlantis launches on mission STS-48 to deploy the TDRS-5 satellite.
- 1993 - A Titan IV fails to launch a triad of NOSS satellites.
- 1994 - A Kosmos-3M launches the Kosmos 2285 satellite.
- 1995 - A Molniya-M launches the Interbol-1 satellite.
- 1998 - A Pegasus-XL launches eight Orbcomm satellites.
- 2005 - A Long March 2C launches the FSW-21 satellite.
- 2007 - A Soyuz-U launches the Progress M-61 spacecraft to resupply the International Space Station.
- 2012 - An Ariane 5 ECA launches the Intelsat 20 and HYLAS 2 satellites.
- 2017 - An Vega launches the VENµS and OPTSAT-3000 satellites.
3 August[edit]
- 1965 - A Voskhod launches the Kosmos 77 satellite.
- 1965 - An Atlas-Agena launches an AFP-206 satellite.
- 1971 - A Kosmos-2I fails to launch an unknown satellite.
- 1977 - A Soyuz-U launches the Kosmos 936 spacecraft.
- 1979 - A Soyuz-U launches the Kosmos 1119 satellite.
- 1981 - A Delta 3913 launches the DE-1 and 2 satellites.
- 1982 - A Soyuz-U launches the Kosmos 1398 satellite.
- 1983 - A Kosmos-3M launches the Kosmos 1486 satellite.
- 1985 - A Scout G-1 launches the SOOS-1 spacecraft.
- 1987 - A Soyuz-U2 launches the Progress 31 spacecraft to resupply the Mir Space Station.
- 1990 - A Soyuz-U launches the Kosmos 2089 satellite.
- 1994 - A Pegasus rocket launches the APEX satellite.
- 1994 - An Atlas IIA launches the DBS-2 satellite.
- 1995 - An Ariane 4 launches the Panamsat-4 satellite.
- 2004 - A Delta IIH launches the MESSENGER probe.
- 2008 - A Falcon 1 fails to launch the Trailblazer, PREsat and NanoSail-D satellites.
- 2013 - A H-IIB launches the HTV-4 logistics spacecraft to the International Space Station.
4 August[edit]
- 1961 - A Thor-Agena fails to launch the Discoverer 28 satellite.
- 1966 - A Scout B launches the OV3-3 satellite.
- 1976 - A Soyuz-U launches the Kosmos 847 satellite.
- 1977 - A Proton-K fails to launch an unknown satellite.
- 1981 - A Molniya-M launches the Kosmos 1285 satellite.
- 1981 - A Tsyklon-2 launches the Kosmos 1286 satellite.
- 1982 - A Soyuz-U launches the Kosmos 1399 satellite.
- 1984 - An Ariane 3 launches the ECS-2 and Telecom 1A satellites.
- 1986 - A Tsyklon-2 launches the Kosmos 1769 satellite.
- 1993 - A Molniya-M launches a Molniya-3 satellite.
- 2004 - A Proton-M launches the Amazonas-1 satellite.
- 2006 - A Proton-M launches the Hot Bird 8 satellite.
- 2007 - A Delta II launches the Phoenix probe to Mars.
- 2010 - An Ariane 5 ECA launches the Nilesat 201 and RASCOM-QAF 1R satellites.
5 August[edit]
- 1962 - An Atlas-Agena launches the FTV-2404 satellite.
- 1964 - A Thor-Agena launches a CORONA satellite.
- 1971 - A Voskhod launches the Kosmos 432 satellite.
- 1973 - A Proton-K launches the Mars 6 probe.
- 1978 - A Titan 34B launches the OPS-7310 satellite.
- 1978 - A Soyuz-U launches the Kosmos 1028 satellite.
- 1982 - A Vostok-2M launches the Kosmos 1400 satellite.
- 1983 - A Soyuz-U launches the Kosmos 1487 satellite.
- 1983 - A N-II rocket launches the CS-2B satellite.
- 1987 - A Long March 2C launches an FSW satellite.
- 1988 - A Long March 2C launches an FSW-1 satellite.
- 1994 - A Molniya-M launches the Kosmos 2286 satellite.
- 1995 - A Delta II launches the Koreasat-1 satellite. Due to a booster separation problem, the satellite was placed in a lower orbit than intended, but was able to correct for this using onboard propulsion.
- 1997 - A Soyuz-U launches the manned Soyuz TM-26 mission.
- 2011 - An Atlas V launches the Juno probe to Jupiter.
6 August[edit]
- 1961 - A Vostok-K launches the manned Vostok 2 mission.
- 1963 - A Kosmos-2I launches the Kosmos 19 satellite.
- 1968 - An Atlas-Agena launches an AFP-827 satellite.
- 1968 - A Titan IIIB launches a KH-8 satellite.
- 1969 - A Tsyklon-2 launches the Kosmos 291 satellite.
- 1974 - A Soyuz-U launches the Kosmos 670 satellite.
- 1976 - A Titan 34B launches the OPS-7940 satellite.
- 1981 - An Atlas-Centaur launches the FLTSATCOM-5 satellite.
- 1981 - A Kosmos-3M launches eight Strela satellites.
- 1984 - A Soyuz-U launches the Kosmos 1587 satellite.
- 1986 - A Soyuz-U launches the Kosmos 1770 satellite.
- 1992 - A Molniya-M launches a Molniya-1 satellite.
- 2000 - A Soyuz-U launches the Progress M1-3 spacecraft to resupply the ISS.
- 2001 - A Titan IV launches the DSP-21 satellite.
- 2011 - An Ariane 5 ECA launches the Astra 1N and BSat 3c/JCSAT 110R satellites.
- 2012 - A Proton-M/Briz-M fails to launch the Telkom-3 and Ekspress MD2 communication satellites, due to a malfunction of the Briz-M upper stage.
7 August[edit]
- 1959 - A Thor-Able launches Explorer 6, the first satellite to transmit images of Earth back from orbit.
- 1967 - A Thorad-Agena launches a CORONA satellite.
- 1968 - A Thorad-Agena launches a CORONA satellite.
- 1969 - A Proton-K launches the Zond 7 circumlunar Earth return mission.
- 1970 - A Kosmos-2I launches the Interkosmos-3 satellite.
- 1970 - A Voskhod launches the Kosmos 355 satellite.
- 1971 - An Atlas E/F launches the OV1-20 and 21 satellites.
- 1974 - A Voskhod launches the Kosmos 671 satellite.
- 1976 - Viking 2 reaches Mars and enters areocentric orbit.
- 1978 - A Soyuz-U launches the Progress 3 spacecraft to resupply Salyut 6.
- 1981 - A Vostok-2M launches the Interkosmos-22 (Bulgaria-1300) satellite.
- 1984 - A Tsyklon-2 launches the Kosmos 1588 satellite.
- 1985 - A Soyuz-U launches the Kosmos 1672 satellite.
- 1997 - Space Shuttle Discovery launches on mission STS-85 to conduct experiments in low Earth orbit.
8 August[edit]
- 1966 - A Voskhod launches the Kosmos 127 satellite.
- 1967 - An R-36 launches the Kosmos 171 satellite.
- 1968 - A Scout B launches the Explorer 39 and Explorer 40 satellite.
- 1971 - An R-36-O launches the Kosmos 433 satellite.
- 1978 - An Atlas-Centaur launches the Pioneer Venus Multiprobe.
- 1984 - A Tsyklon-3 launches the Kosmos 1589 satellite.
- 1985 - A Soyuz-U launches the Kosmos 1673 satellite.
- 1985 - A Tsyklon-3 launches the Kosmos 1674 satellite.
- 1985 - A Proton-K launches a Raduga satellite.
- 1988 - A Soyuz-U launches the Kosmos 1962 satellite.
- 1989 - Space Shuttle Columbia launches on mission STS-28 to deploy the USA-40 and USA-41 satellites.
- 1989 - An Ariane 4 launches the TV-SAT 2 and Hipparcos satellites.
- 1990 - A Tsyklon-3 launches six Strela satellites.
- 1996 - An Ariane 4 launches the Italsat 2 and Telecom 2D satellites.
- 1997 - An Ariane 4 launches the Panamsat-6 satellite.
- 2001 - A Delta II launches the Genesis probe.
- 2003 - A Zenit-3SL launches the Echostar IX satellite.
- 2007 - Space Shuttle Endeavour launches on ISS assembly mission STS-118.
- 2013 - A Delta IV launches USA-244 for the Wideband Global SATCOM system.
9 August[edit]
- 1966 - A Thorad-Agena launches a CORONA satellite.
- 1967 - A Voskhod launches the Kosmos 172 satellite.
- 1968 - A Voskhod launches the Kosmos 235 satellite.
- 1969 - A Delta N launches the OSO-6 satellite.
- 1973 - A Proton-K launches the Mars 7 probe.
- 1974 - A Thor-Burner launches a DMSP satellite.
- 1975 - A Delta 2913 launches the Cos-B satellite.
- 1976 - A Proton launches the Luna 24 probe.
- 1983 - A Soyuz-U launches the Kosmos 1488 satellite.
- 1990 - A Proton-K fails to launch an unknown satellite.
- 1992 - A Long March 2D launches the FSW-2 satellite.
- 1993 - An Atlas E/F launches the NOAA-13 satellite.
- 1995 - A Molniya-M launches a Molniya-3 satellite.
- 2000 - A Soyuz-U launches two Cluster-2 satellites.
- 2010 - A Long March 4C launches the Yaogan-10 satellite.
10 August[edit]
- 1960 - A Thor-Agena launches the Discoverer 13 satellite.
- 1965 - A Scout B launches the SECOR 5 spacecraft.
- 1966 - An Atlas-Agena rocket launches the Lunar Orbiter 1 photographic mapping mission to the Moon.
- 1968 - An Atlas-Centaur launches the ATS-4 satellite.
- 1970 - A Kosmos-2I launches the Kosmos 356 satellite.
- 1977 - A Soyuz-U fails to launch an unknown satellite.
- 1979 - A SLV fails to launch the RS-1 satellite.
- 1979 - A Delta 2914 launches the Westar 3 satellite.
- 1981 - A N-II rocket launches the GMS-2 satellite.
- 1983 - A Soyuz-U launches the Kosmos 1489 satellite.
- 1983 - A Proton-K launches three GLONASS satellites.
- 1984 - A Molniya-M launches a Molniya-1 satellite.
- 1990 - A Molniya-M launches a Molniya-1 satellite.
- 1990 - The Magellan spacecraft enters Cytherocentric orbit.
- 1992 - An Ariane 4 launches the TOPEX/Poseidon and ASAP-3 satellites.
- 1993 - A Molniya-M launches the Kosmos 2261 satellite.
- 1993 - A Soyuz-U launches the Progress M-19 spacecraft to resupply the Mir Space Station.
- 1994 - An Ariane 4 launches the Turksat 1B and Brasilsat B1 satellites.
- 2001 - Space Shuttle Endeavour launches on ISS resupply mission STS-105.
11 August[edit]
- 1960 - The return capsule of Discoverer 13 becomes the first object to be recovered after returning from orbit.
- 1962 - A Vostok-K launches the manned Vostok 3 mission.
- 1965 - An Atlas-Centaur launches the Surveyor SD-2 test satellite.
- 1979 - A Soyuz-U launches the Kosmos 1120 satellite.
- 1994 - A Proton-K launches three GLONASS satellites.
- 2004 - A Soyuz-U launches the Progress M-50 spacecraft to resupply the ISS.
- 2005 - An Ariane 5 launches the Thaicom 4 satellite.
- 2006 - An Ariane 5 launches the JCSAT-10 and Syracuse 3B satellites.
- 2009 - A Proton-M/Briz-M launches the AsiaSat 5 spacecraft.
- 2011 - A Long March 3B launches the Paksat-1R satellite.
12 August[edit]
- 1958 - A NOTS-EV-1 Pilot fails to launch a demonstration satellite.
- 1960 - A Thor-Delta launches the Echo 1 satellite.
- 1962 - A Vostok-K launches the manned Vostok 4 mission.
- 1969 - An Atlas-Centaur launches the ATS-5 satellite.
- 1971 - A Soyuz-L launches the Kosmos 434 satellite.
- 1971 - A Titan 24B launches a KH-8 satellite.
- 1974 - A Soyuz-U launches the Kosmos 672 satellite.
- 1976 - A Soyuz-U launches the Kosmos 848 satellite.
- 1977 - An Atlas-Centaur launches the HEAO 1 satellite.
- 1978 - A Delta 2914 launches the ISEE-3 satellite.
- 1980 - A Soyuz-U launches the Kosmos 1205 satellite.
- 1981 - A Kosmos-3M launches the Kosmos 1295 satellite.
- 1985 - A Molniya-M launches the Kosmos 1675 satellite.
- 1986 - An H-I launches the EGP satellite.
- 1988 - A Molniya-M launches a Molniya-1 satellite.
- 1992 - A Kosmos-3M launches the Kosmos 2208 satellite.
- 1998 - The last Titan IVA fails to launch a Mercury satellite.
- 1999 - An Ariane 4 launches the Telkom 1 satellite.
- 2003 - A Soyuz-U launches the Kosmos 2399 satellite.
- 2005 - An Atlas V launches the Mars Reconnaissance Orbiter.
13 August[edit]
- 1959 - A Thor-Agena launches the Discoverer 5 satellite.
- 1965 - A Thor-Ablestar launches the NNS O-5 satellite.
- 1969 - A Kosmos-3M launches the Kosmos 292 satellite.
- 1972 - A Scout D-1 launches the Explorer 46 satellite.
- 1975 - A Voskhod launches the Kosmos 754 satellite.
- 1981 - A Soyuz-U launches the Kosmos 1296 satellite.
- 1992 - A Long March 2E launches the Optus B1 satellite.
- 1998 - A Soyuz-U launches the manned Soyuz TM-28 mission.
- 2003 - A Pegasus-XL launches the Scisat-1 satellite.
- 2005 - A Soyuz-FG launches the Galaxy 14 satellite.
14 August[edit]
- 1964 - A Vostok-2 launches the Kosmos 37 satellite.
- 1964 - An Atlas-Agena launches an AFP-206 satellite.
- 1965 - A Vostok-2 launches the Kosmos 78 satellite.
- 1974 - A Titan 24B launches a KH-8 satellite.
- 1975 - A Kosmos-3M launches the Kosmos 755 satellite.
- 1979 - A Soyuz-U launches the Kosmos 1121 satellite.
- 1984 - A Soyuz-U launches the Progress 23 spacecraft to resupply Salyut 7.
- 1991 - An Ariane 4 launches the Intelsat 605 satellite.
- 1996 - A Molniya-M launches a Molniya-1T satellite.
- 1997 - A Proton-K launches the Kosmos 2345 satellite.
- 2007 - An Ariane 5 ECA launches the Spaceway 3 and BSAT-3A satellites.
- 2008 - An Ariane 5 ECA launches the Superbird C2 and AMC-21 satellites.
- 2010 - An Atlas V launches the USA-214 satellite for the Advanced Extremely High Frequency program.
15 August[edit]
- 1959 - A Juno II fails to launch the Beacon 2 satellite.
- 1980 - A Vostok-2M launches the Kosmos 1206 satellite.
- 1989 - A Soyuz-U launches a Resurs-F satellite.
- 1990 - A Soyuz-U2 launches the Progress M-4 spacecraft to resupply Mir.
- 1991 - A Tsyklon-3 launches a Meteor satellite.
- 1992 - A Soyuz-U2 launches the Progress M-14 spacecraft to resupply Mir.
- 1995 - An Athena-1 fails to launch the Gemstar satellite.
- 2011 - A Long March 4B launches the Haiyang-2A satellite.
16 August[edit]
- 1961 - A Thor-Delta launches the Explorer 12 spacecraft.
- 1966 - An Atlas-Agena launches an AFP-206 satellite.
- 1967 - A Titan IIIB launches a KH-8 satellite.
- 1968 - A Delta N launches the ESSA-7 satellite.
- 1968 - An Atlas E/F with a Burner upper stage fails to launch the P68-1 satellite.
- 1969 - A Voskhod launches the Kosmos 293 satellite.
- 1971 - A Scout B-1 launches the Eole satellite.
- 1972 - A Kosmos-3M launches the Kosmos 514 satellite.
- 1974 - A Vostok-2M launches the Kosmos 673 satellite.
- 1984 - A Soyuz-U launches the Kosmos 1590 satellite.
- 1984 - A Delta 3924 launches the AMPTE satellite.
- 1985 - A Soyuz-U launches the Kosmos 1676 satellite.
- 1988 - A Soyuz-U launches the Kosmos 1963 satellite.
- 1990 - A Soyuz-U launches a Resurs-F satellite.
- 2008 - An Iranian Safir rocket fails to launch an unknown payload.
17 August[edit]
- 1958 - A Thor-Able fails to launch a Pioneer spacecraft.
- 1965 - A Thor-Agena launches a CORONA satellite.
- 1966 - A Delta E launches the Pioneer 7 spacecraft.
- 1970 - A Molniya-M launches the Venera 7 probe.
- 1973 - A Thor-Burner launches a DMSP satellite.
- 1978 - A Proton-K fails to launch an unknown satellite.
- 1979 - A Soyuz-U launches the Kosmos 1122 satellite.
- 1983 - A Soyuz-U launches the Progress 17 spacecraft to resupply Salyut 7.
- 1996 - An H-II launches the ADEOS satellite.
- 1996 - A Soyuz-U launches the manned Soyuz TM-24 mission.
- 1999 - A Delta II launches a group of Globalstar satellites.
- 2000 - An Ariane 4 launches the Brasilsat B4 and Nilesat 102 satellites.
- 2000 - A Titan IV launches the Lacrosse-4 satellite.
- 2009 - In the final launch from SLC-17A at Cape Canaveral, the last Delta II 7925 launches the last GPS IIR satellite, USA-206.
- 2011 - A Dnepr-1 launches Sich-2 and 7 other satellites.
- 2011 - A Proton-M/Briz-M fails to launch the Ekspress AM4 communication satellite, due to a malfunction of the Briz-M upper stage.
18 August[edit]
- 1960 - A Thor-Agena launches the Discoverer 14 satellite.
- 1960 - A Thor-Ablestar fails to launch the Courier 1A satellite.
- 1962 - A Kosmos-2I launches the Kosmos 8 satellite.
- 1964 - A Kosmos-1 launches three satellites.
- 1966 - A Scout A launches the NNS O-10 satellite.
- 1970 - A Titan 23B launches a KH-8 satellite.
- 1972 - A Voskhod launches the Kosmos 515 satellite.
- 1976 - A Kosmos-2I launches the Kosmos 849 satellite.
- 1981 - A Soyuz-U launches the Kosmos 1297 satellite.
- 1985 - A Mu-3S-II launches the Suisei spacecraft.
- 1987 - A Tsyklon-3 launches a Meteor satellite.
- 1988 - A Proton-K launches a Gorizont satellite.
- 1989 - A Delta II launches the GPS II-3 satellite.
- 1990 - A Delta II launches the Marcopolo 2 satellite.
- 1996 - A Long March 3 fails to launch the Chinasat-7 satellite.
- 1999 - A Soyuz-U launches the Kosmos 2365 satellite.
- 2008 - A Proton-M/Briz-M launches the Inmarsat 4-F3 satellite.
- 2011 - A Long March 2C fails to launch the Shijian XI-04 satellite.
19 August[edit]
- 1959 - A Thor-Agena launches the Discoverer 6 satellite.
- 1960 - A Vostok-2 launches the Korabl'-Sputnik 2 spacecraft.
- 1964 - A Delta D launches the Syncom 3 satellite.
- 1966 - An Atlas-Agena launches the FTV-1352 satellite.
- 1969 - A Voskhod launches the Kosmos 294 satellite.
- 1970 - A Delta M launches the Skynet 1B satellite.
- 1970 - A Kosmos-2I launches the Kosmos 357 satellite.
- 1971 - A Voskhod fails to launch an unknown satellite.
- 1972 - A Mu-4S launches the Denpa satellite.
- 1982 - A Soyuz-U launches the manned Soyuz T-7 mission.
- 1983 - A Long March 2C launches an FSW satellite.
- 1987 - A Soyuz-U launches the Kosmos 1872 satellite.
- 1992 - A Soyuz-U launches a Resurs-F satellite.
- 1997 - A Long March 3B launches the Agila 2 satellite.
- 1998 - A Long March 2C launches two Iridium satellites.
- 2003 - A Kosmos-3M launches two satellites.
- 2012 - A Zenit-3SL launches the Intelsat 21 satellite.
20 August[edit]
- 1970 - A Kosmos-3M launches the Kosmos 358 satellite.
- 1975 - A Titan IIIE launches the Viking 1 probe to Mars.
- 1977 - A Titan IIIE launches the Voyager 2 probe to the gas giants.
- 1982 - A Soyuz-U launches the Kosmos 1401 satellite.
- 1986 - A Tsyklon-2 launches the Kosmos 1771 satellite.
- 1991 - A Soyuz-U2 launches the Progress M-9 spacecraft to resupply Mir.
21 August[edit]
- 1964 - A Thor-Agena launches a CORONA satellite.
- 1965 - A Titan II launches the manned Gemini 5 mission.
- 1972 - An Atlas-Centaur launches the OAO-3 satellite.
- 1972 - A Tsyklon-2 launches the Kosmos 516 satellite.
- 1973 - A Voskhod launches the Kosmos 579 satellite.
- 1973 - A Titan 33B launches the OPS-7724 satellite.
- 1979 - A Soyuz-U launches the Kosmos 1123 satellite.
- 1981 - A Soyuz-U launches the Kosmos 1298 satellite.
- 1986 - A Soyuz-U launches the Kosmos 1772 satellite.
- 1991 - A Soyuz-U launches a Resurs-F satellite.
- 1996 - A Pegasus-XL launches the FAST satellite.
- 1997 - A Delta II launches a group of Iridium satellites.
- 2001 - A Soyuz-U launches the Progress M-45 spacecraft to resupply the ISS.
- 2002 - The Atlas V makes its maiden flight, launching the Hot Bird 6 satellite.
- 2009 - An Ariane 5ECA launches the JCSAT-12 and Optus D3 satellites.
22 August[edit]
- 1958 - A NOTS-EV-1 Pilot fails to launch a demonstration satellite.
- 1963 - A Kosmos-2I fails to launch an unknown satellite.
- 1964 - A Molniya launches the Kosmos 41 satellite.
- 1964 - A Kosmos-2I launches the two satellites.
- 1969 - A Kosmos-2I launches the Kosmos 295 satellite.
- 1970 - A Molniya-M fails to launch the Kosmos 359 satellite.
- 1973 - A Kosmos-2I launches the Kosmos 580 satellite.
- 1975 - A Vostok-2M launches the Kosmos 756 satellite.
- 1978 - A Molniya-M launches a Molniya-1 satellite.
- 1980 - A Soyuz-U launches the Kosmos 1207 satellite.
- 1985 - A Molniya-M launches a Molniya-1 satellite.
- 1989 - A Soyuz-U launches the Kosmos 2036 satellite.
- 1991 - A Kosmos-3M launches the Kosmos 2154 satellite.
- 1992 - An Atlas I fails to launch the Galaxy 1R satellite.
- 2002 - A Proton-K launches the Echostar 8 satellite.
- 2006 - A Zenit-3SL launches the Koreasat-5 satellite.
- 2013 - A Dnepr-1 launches the KOMPSat-5 satellite.
23 August[edit]
- 1961 - An Atlas-Agena launches the Ranger 1 probe.
- 1962 - A Scout X-2 launches the FTV-3502 satellite.
- 1967 - A Thor-Burner launches the DAPP-3419 satellite.
- 1969 - A Titan 23B launches a KH-8 satellite.
- 1973 - An Atlas-Centaur launches the Intelsat 407 satellite.
- 1983 - A Soyuz-U launches the Kosmos 1493 satellite.
- 1985 - A Tsyklon-2 launches the Kosmos 1677 satellite.
- 1988 - A Soyuz-U launches the Kosmos 1964 satellite.
- 1988 - A Soyuz-U launches the Kosmos 1965 satellite.
- 1989 - A Soyuz-U2 launches the Progress M-1 spacecraft to resupply Mir.
- 1990 - A Tsyklon-2 launches the Kosmos 2096 satellite.
- 1994 - A Molniya-M launches a Molniya-3 satellite.
- 1997 - An Athena-1 launches the Lewis satellite.
- 2000 - The last Delta III fails to launch a demonstration satellite.
- 2005 - A Dnepr-1 launches the OICETS and INDEX satellites.
24 August[edit]
- 1958 - A Juno I fails to launch the Explorer 5 satellite.
- 1966 - A Molniya-M launches the Luna 11 probe.
- 1967 - A Kosmos-2I launches the Kosmos 173 satellite.
- 1973 - A Voskhod launches the Kosmos 581 satellite.
- 1977 - A Tsyklon-2 launches the Kosmos 937 satellite.
- 1977 - A Soyuz-U launches the Kosmos 938 satellite.
- 1977 - A Kosmos-3M launches eight Strela satellites.
- 1981 - A Tsyklon-2 launches the Kosmos 1299 satellite.
- 1981 - A Tsyklon-3 launches the Kosmos 1300 satellite.
- 1984 - A Molniya-M launches a Molniya-1 satellite.
- 1984 - A Proton-K launches an Ekran satellite.
- 1993 - A Soyuz-U launches a Resurs-F satellite.
- 2001 - A Proton-K launches the Kosmos 2379 satellite.
- 2010 - A Long March 2D launches the Tianhui-1-01 satellite.
- 2011 - A Soyuz-U fails to launch the Progress M-12M spacecraft to resupply the ISS.
- 2017 - A Falcon 9 launches the FORMOSAT-5 satellite.
25 August[edit]
- 1958 - A Pilot fails to launch a scientific satellite.
- 1961 - A Scout X-1 launches the Explorer 13 satellite.
- 1962 - A Molniya fails to launch an unknown satellite.
- 1963 - A Thor-Agena launches a CORONA satellite.
- 1964 - A Scout X-4 launches the Explorer 20 satellite.
- 1965 - A Delta C fails to launch the OSO-C satellite.
- 1965 - A Voskhod launches the Kosmos 79 satellite.
- 1977 - A Delta 2313 launches the Sirio satellite.
- 1983 - A Proton-K launches a Raduga satellite.
- 1988 - A Scout G-1 launches the SOOS 4 satellite.
- 1991 - An H-I launches the BS-3B satellite.
- 1994 - A Soyuz-U launches the Progress M-24 spacecraft to resupply Mir.
- 1997 - A Delta II launches the ACE satellite.
- 1998 - An Ariane 4 launches the ST-1 satellite.
- 2003 - A Delta IIH launches the SIRTF spacecraft
- 2009 - The Naro-1 fails during its maiden flight after only half of the fairing separates, resulting in the loss of the STSAT-2A spacecraft.
- 2012 - Neil Armstrong dies at the age of 82.
26 August[edit]
- 1958 - A NOTS-EV-1 Pilot fails to launch a scientific satellite.
- 1966 - A Titan IIIC fails to launch a DSCS satellite.
- 1970 - A Thorad-Agena launches the OPS-8329 satellite.
- 1974 - A Soyuz launches the manned Soyuz 15 mission.
- 1976 - A Kosmos-2I launches the Kosmos 850 satellite.
- 1978 - A Soyuz-U launches the manned Soyuz 31 mission.
- 1980 - A Soyuz-U launches the Kosmos 1208 satellite.
- 1981 - Voyager 2 flies by Saturn, passing within 100,000 kilometres (62,000 mi) of the cloud tops.
- 1982 - A Delta 3920 launches the Anik D1 satellite.
- 1994 - A Zenit-2 launches the Kosmos 2290 satellite.
- 1999 - A Kosmos-3M launches the Kosmos 2366 satellite.
- 2005 - A Rokot launches the Monitor-E satellite.
27 August[edit]
- 1962 - An Atlas-Agena launches Mariner 2 toward Venus, where it conducted the first successful planetary encounter.
- 1966 - A Voskhod launches the Kosmos 128 satellite.
- 1968 - A Kosmos-3 launches the Kosmos 236 satellite.
- 1968 - A Voskhod launches the Kosmos 237 satellite.
- 1969 - A Delta L fails to launch the Pioneer E spacecraft.
- 1970 - A Scout A launches the N-14 satellite.
- 1971 - A Kosmos-2I launches the Kosmos 435 satellite.
- 1975 - A Delta 2914 launches the Symphonie 2 satellite.
- 1975 - A Voskhod launches the Kosmos 757 satellite.
- 1976 - A Vostok-2M launches the Kosmos 851 satellite.
- 1977 - A Soyuz-U launches the Kosmos 947 satellite.
- 1981 - A Soyuz-U launches the Kosmos 1301 satellite.
- 1982 - A Molniya-M launches a Molniya-3 satellite.
- 1985 - Space Shuttle Discovery launches on mission STS-51-I, to deploy AUSSAT-1, ASC-1 and Syncom IV-4, and reboost Syncom IV-3.
- 1986 - A Soyuz-U launches the Kosmos 1773 satellite.
- 1987 - An H-I launches the Kiku 5 satellite.
- 1989 - A Delta 4925 launches the Marcopolo 1 satellite.
- 1994 - A Titan IV launches the USA-105 satellite.
- 1994 - A Long March 2E launches the Optus B3 satellite.
- 1998 - The Delta III fails to launch the Galaxy 10 satellite during its maiden flight. Due to a hydraulics issue, the rocket was destroyed by range safety 75 seconds after launch.
28 August[edit]
- 1958 - A Pilot fails to launch a scientific satellite.
- 1964 - A Thor-Agena launches the Nimbus 1 satellite.
- 1964 - A Vostok-2M launches the Kosmos 44 satellite.
- 1968 - A Soyuz launches the Kosmos 238 satellite.
- 1973 - A Kosmos-3M launches the Kosmos 582 satellite.
- 1976 - A Soyuz-U launches the Kosmos 852 satellite.
- 1979 - A Molniya-M launches the Kosmos 1124 satellite.
- 1979 - A Kosmos-3M launches the Kosmos 1125 satellite.
- 1981 - A Kosmos-3M launches the Kosmos 1302 satellite.
- 1984 - A Titan 34B launches the USA-4 satellite.
- 1985 - A Titan 34D fails to launch a KH-11 satellite.
- 1986 - A Molniya-M launches the Kosmos 1774 satellite.
- 1987 - A Zenit-2 launches the Kosmos 1873 satellite.
- 1989 - A Tsyklon-3 launches the Kosmos 2037 satellite.
- 1990 - A Molniya-M launches the Kosmos 2097 satellite.
- 1990 - An H-I launches the BS-3A satellite.
- 1990 - A Kosmos-3M launches the Kosmos 2098 satellite.
- 1994 - An H-II launches the ETS-6 satellite.
- 1997 - A Proton-K launches the PanAmSat-5 satellite.
- 2000 - A Proton-K launches a Raduga-1 satellite.
- 2002 - An Ariane 5 launches the Atlantic Bird 1 and MSG-1 satellites.
- 2013 - A Delta IV Heavy launches the USA-245 reconnaissance satellite.
29 August[edit]
- 1962 - A Thor-Agena launches a CORONA satellite.
- 1963 - A Thor-Agena launches a CORONA satellite.
- 1969 - A Voskhod launches the Kosmos 296 satellite.
- 1970 - A Voskhod launches the Kosmos 360 satellite.
- 1974 - A Voskhod launches the Kosmos 674 satellite.
- 1974 - A Kosmos-3M launches the Kosmos 675 satellite.
- 1978 - A Soyuz-U launches the Kosmos 1029 satellite.
- 1985 - A Soyuz-U launches the Kosmos 1678 satellite.
- 1985 - A Soyuz-U launches the Kosmos 1679 satellite.
- 1988 - A Soyuz-U2 launches the manned Soyuz TM-6 mission.
- 1991 - A Vostok-2M launches the IRS-1B satellite.
- 1994 - An Atlas E/F launches the USA 106 satellite.
- 1995 - An Atlas IIAS launches the JCSAT-3 satellite.
- 1995 - An Ariane 4 launches the N-Star a satellite.
- 1996 - A Molniya-M launches the Interbol-2 satellite.
- 1997 - A Pegasus-XL launches the FORTE satellite.
- 2001 - The first H-IIA launches the VEP-2 and LRE satellites.
- 2003 - A Soyuz-U launches the Progress M-48 spacecraft to resupply the International Space Station.
- 2003 - A Delta IV-M launches the DSCS 3B6 satellite.
- 2004 - A Long March 2C launches the FSW-19 satellite.
- 2005 - A Long March 2D launches the FSW-22 satellite.
- 2008 - A Dnepr-1 launches five RapidEye satellites.
- 2009 - Space Shuttle Discovery launches on mission STS-128, carrying the Leonardo Multi-Purpose Logistics Module for ISS logistics.
- 2013 - An Ariane 5 ECA launches the Eutelsat 25B and GSAT-7 satellites.
30 August[edit]
- 1961 - A Thor-Agena launches the Discoverer 29 satellite.
- 1972 - A Voskhod launches the Kosmos 517 satellite.
- 1973 - A Molniya-M launches a Molniya-1 satellite.
- 1973 - A Voskhod launches the Kosmos 583 satellite.
- 1974 - A Voskhod fails to launch an unknown satellite.
- 1974 - A Scout D-1 launches the ANS satellite.
- 1976 - A Feng Bao 1 launches the JSSW 701-07 satellite.
- 1977 - A Molniya-M launches a Molniya-1 satellite.
- 1982 - A Kosmos-3M fails to launch an unknown satellite.
- 1982 - A Tsyklon-2 launches the Kosmos 1402 satellite.
- 1983 - Space Shuttle Challenger launches on mission STS-8 to deploy the INSAT-1B satellite.
- 1983 - A Molniya-M launches a Molniya-3 satellite.
- 1984 - A Soyuz-U launches the Kosmos 1591 satellite.
- 1984 - Space Shuttle Discovery launches on its maiden flight, STS-41-D, a mission to deploy the SBS-D, Telstar 3-C and Syncom IV-2 satellites, and conduct the OAST-1 experiment..
- 1988 - A Molniya-M launches the Kosmos 1966 satellite.
- 1990 - An Ariane 4 launches the Eutelsat 2F1 and Skynet 4C satellites.
- 1991 - A Mu-3S-II launches the Yohkoh satellite.
- 1991 - A Zenit-2 fails to launch a Tselina satellite, on the third consecutive attempt.
- 1993 - A Delta II launches the GPS IIA-22 satellite.
- 1995 - A Proton-K launches the Kosmos 2319 satellite.
- 1998 - A Proton-K launches the Astra 2A satellite.
- 2001 - An Ariane 4 launches the Intelsat 902 satellite.
- 2007 - Voyager 2 enters the Heliosheath, 84 AU from the Sun.
- 2012 - An Atlas V launches the Van Allen Probes to study the Van Allen radiation belt.
31 August[edit]
- 1967 - A Molniya-M launches the Kosmos 174 satellite.
- 1979 - A Soyuz-U launches the Kosmos 1126 satellite.
- 1983 - A Kosmos-3M launches the Kosmos 1494 satellite.
- 1990 - A Soyuz-U launches the Kosmos 2099 satellite.
- 1992 - A Delta II launches the Satcom C4 satellite.
- 1993 - A Tsyklon-3 launches a Meteor satellite.
- 1995 - A Tsyklon-3 launches the Sich-1 satellite.
- 1998 - North Korea claims to have launched Kwangmyŏngsŏng-1 using a Paektusan rocket. Subsequent independent analysis proved that it did not reach orbit. It is unclear whether it failed, or was intentionally a sub-orbital flight.
- 2004 - An Atlas IIAS launches an SDS-3 satellite.
- 2009 - A Long March 3B places the Palapa-D satellite into a lower than planned orbit due to an upper stage malfunction.
- 2013 - A Zenit-3SLB launches the Amos-4 satellite.