Between 1980 and 1989, there were 58 Thor missiles launched, of which 56 were successful, giving a 96.6% success rate.
List of Thor and Delta launches |
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1957–1959 · 1960–1969 · 1970–1979 · 1980–1989 · 1990–1999 · 2000–2009 · 2010–2019 · 2020–2024 |
There were 5 Thor missiles launched in 1980. 4 of the 5 launches were successful, giving an 80% success rate.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1980-02-14 15:57 | Delta 3910 | 151 (Thor 635) | CCAFS LC-17A | Solar Maximum Mission | Solar observation satellite | LEO | Success | |
1980-02-22 08:35 | N-I | N-6 (F) | Tanegashima SLC-N | ECS-B (Ayame-2) | Experimental communication satellite | GTO | Success | |
1980-07-15 02:22 | Thor DSV-2U | Thor 304 | VAFB SLC-10W | DMSP-5D-F5 | Military weather satellite | planned: LEO / SSO | Failure | Final flight of the Long Tank Thor. Failure attributed to faulty connection between second and third stages, resulting in third stage not receiving electrical power. |
1980-09-09 22:27 | Delta 3914 | 152 (Thor 637) | CCAFS LC-17A | GOES-D (GOES-4) | Weather satellite | GTO | Success | |
1980-11-15 22:49 | Delta 3910 | 153 (Thor 636) | CCAFS LC-17A | SBS-1 | Communications satellite | GTO | Success | |
There were 7 Thor missiles launched in 1981. All 7 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1981-02-11 08:30 | N-II | N-7 (F) | Tanegashima SLC-N | ETS-4 (Kiku-3) | Technological demonstration satellite | MEO | Success | |
1981-05-22 22:29 | Delta 3914 | 154 (Thor 645) | CCAFS LC-17A | GOES-E (GOES-5) | Weather Satellite | GTO | Success | |
1981-08-03 09:56 | Delta 3913 | 155 (Thor 642) | VAFB LC-2W | Explorer 62 / 63 (Dynamics Explorer-A/B) | Magnetosphere research satellites | MEO | Success | |
1981-08-10 20:03 | N-II | N-8 (F) | Tanegashima SLC-N | GMS-2 (Himawari-2) | Weather satellite | GTO | Success | |
1981-09-24 23:09 | Delta 3910 | 156 (Thor 641) | CCAFS LC-17A | SBS-2 | Communications satellite | GTO | Success | |
1981-10-06 11:27 | Delta 2310 | 157 (Thor 639) | CCAFS LC-17A | Explorer 64 (Solar Mesosphere Explorer) / Oscar-9 | Atmospheric research satellite / amateur radio satellite | LEO | Success | |
1981-11-20 01:37 | Delta 3910 | 158 (Thor 640) | CCAFS LC-17A | Satcom 3R | Communications satellite | GTO | Success | |
There were 8 Thor missiles launched in 1982. All 8 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1982-01-16 01:54 | Delta 3910 | 159 (Thor 643) | CCAFS LC-17A | Satcom 4 | Communications satellite | GTO | Success | |
1982-02-26 00:04 | Delta 3910 | 160 (Thor 644) | CCAFS LC-17A | Westar 4 | Communications satellite | GTO | Success | |
1982-04-10 06:47 | Delta 3910 | 161 (Thor 647) | CCAFS LC-17A | Insat 1A | Communications satellite | GTO | Success | |
1982-06-09 00:24 | Delta 3910 | 162 (Thor 649) | CCAFS LC-17A | Westar 5 | Communications satellite | GTO | Success | |
1982-07-16 17:59 | Delta 3920 | 163 (Thor 648) | VAFB LC-2W | Landsat 4 | Earth observation satellite | LEO | Success | |
1982-08-26 23:10 | Delta 3920 | 164 (Thor 651) | CCAFS LC-17B | Anik D1 | Communications satellite | GTO | Success | |
1982-09-03 05:00 | N-I | N-9 (F) | Tanegashima SLC-N | ETS-3 (Kiku-4) | Technological demonstration satellite | MEO | Success | |
1982-10-28 01:27 | Delta 3924 | 165 (Thor 652) | CCAFS LC-17B | Satcom 5 | Communications satellite | GTO | Success | |
There were 10 Thor missiles launched in 1983. All 10 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1983-01-25 02:17 | Delta 3910 | 166 (Thor 650) | VAFB LC-2W | IRAS / PIX-2 | Infrared Space telescope / Technological research | LEO | Success | |
1983-02-04 08:37 | N-II | N-10 (F) | Tanegashima SLC-N | CS-2A (Sakura-2A) | Communication satellite | GTO | Success | |
1983-04-11 22:39 | Delta 3924 | 167 (Thor 653) | CCAFS LC-17B | Satcom 6 | Communications satellite | GTO | Success | |
1983-04-28 22:26 | Delta 3914 | 168 | CCAFS LC-17A | GOES-F (GOES-6) | Weather Satellite | GTO | Success | |
1983-05-26 15:18 | Delta 3914 | 169 | VAFB LC-2W | EXOSAT | X-ray Space telescope | HEO | Success | |
1983-06-28 23:08 | Delta 3920 | 170 | CCAFS LC-17B | Galaxy 1 | Communications satellite | GTO | Success | |
1983-07-28 22:49 | Delta 3920 | 171 | CCAFS LC-17A | Telstar-3A | Communications satellite | GTO | Success | |
1983-08-05 20:29 | N-II | N-11 (F) | Tanegashima SLC-N | CS-2B (Sakura-2B) | Communication satellite | GTO | Success | |
1983-09-08 22:52 | Delta 3920 | 172 | CCAFS LC-17B | Satcom 7 | Communications satellite | GTO | Success | |
1983-09-22 22:16 | Delta 3920 | 173 | CCAFS LC-17A | Galaxy 2 | Communications satellite | GTO | Success | |
There were 6 Thor missiles launched in 1984. All 6 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1984-01-23 07:58 | N-II | N-12 (F) | Tanegashima SLC-N | BS-2A (Yuri-2A) | Direct-Broadcasting satellite | GTO | Success | |
1984-03-01 17:59 | Delta 3920 | 174 | VAFB LC-2W | Landsat 5 / Oscar-11 | Earth observation satellite / Amateur radio satellite | LEO | Success | |
1984-08-02 20:30 | N-II | N-13 (F) | Tanegashima SLC-N | GMS-3 (Himawari-3) | Weather satellite | GTO | Success | |
1984-08-16 14:30 | Delta 3924 | 175 | CCAFS LC-17A | Explorer 65 (Active Magnetospheric Particle Tracer Explorers-1/2/3) | Magnetosphere research satellites | HEO | Success | |
1984-09-21 22:18 | Delta 3920 | 176 | CCAFS LC-17B | Galaxy-3 | Communications satellite | GTO | Success | |
1984-11-14 00:34 | Delta 3914 | 177 | CCAFS LC-17A | NATO-3D | Military communications satellite | GTO | Success | |
There were 4 Thor missiles launched in 1986. 3 of the 4 launches were successful, giving a 75% success rate.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1986-02-12 07:55 | N-II | N-14 (F) | Tanegashima SLC-N | BS-2B (Yuri-2B) | Direct-Broadcasting satellite | GTO | Success | |
1986-05-03 22:18 | Delta 3914 | 178 | CCAFS LC-17A | GOES-G | Weather Satellite | planned: GTO | Failure | Electric failure in first stage caused the rocket to lose control and was destroyed 90 seconds into flight |
1986-08-12 20:45 | H-I | H-15 (F) | Tanegashima SLC-N | EGP (Ajisai) / Oscar 12 / MAEBS | Geodesic research satellite / Amateur radio satellite / Technological demonstration | MEO | Success | |
1986-09-05 15:08 | Delta 3920 | 180 | CCAFS LC-17B | Vector Sum Experiment (USA-19) | Experimental on-orbit ASAT test satellite | LEO | Success | |
There were 4 Thor missiles launched in 1987. All 4 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1987-02-19 01:23 | N-II | N-16 (F) | Tanegashima SLC-N | MOS-1 (Momo-1) | Earth observation satellite | LEO / SSO | Success | |
1987-02-26 23:05 | Delta 3914 | 179 | CCAFS LC-17A | GOES-H (GOES-7) | Weather Satellite | GTO | Success | |
1987-03-20 22:22 | Delta 3920 | 182 | CCAFS LC-17B | Palapa B2P | Communications satellite | GTO | Success | |
1987-08-27 09:20 | H-I | H-17 (F) | Tanegashima SLC-N | ETS-5 (Kiku-5) | Experimental communication satellite | GTO | Success | |
There were 3 Thor missiles launched in 1988. All 3 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1988-02-08 22:07 | Delta 3910 | 181 | CCAFS LC-17B | Thrusted Vector Experiment (USA-30) | Experimental on-orbit ASAT test satellite | LEO | Success | |
1988-02-19 10:05 | H-I | H-18 (F) | Tanegashima SLC-N | CS-3A (Sakura-3A) | Communication satellite | GTO | Success | |
1988-09-16 09:59 | H-I | H-19 (F) | Tanegashima SLC-N | CS-3B (Sakura-3B) | Communication satellite | GTO | Success | |
There were 9 Thor missiles launched in 1989. All 9 launches were successful.
Date/Time (UTC) | Rocket | S/N | Launch Site | Payload | Function | Orbit | Outcome | Remarks |
---|---|---|---|---|---|---|---|---|
1989-02-14 18:30 | Delta II 6925 | 184 | CCAFS LC-17A | NAVSTAR II-1 | GPS Block II navigation satellite [1] | MEO | Success | First Delta II launch |
1989-03-24 21:50 | Delta 3920-8 | 183 | CCAFS LC-17B | Delta Star (USA-36) | Experimental on-orbit ASAT test satellite | LEO | Success | |
1989-06-10 22:30 | Delta II 6925 | 185 | CCAFS LC-17A | NAVSTAR II-2 | GPS Block II navigation satellite | MEO | Success | |
1989-08-18 05:58 | Delta II 6925 | 186 | CCAFS LC-17A | NAVSTAR II-3 | GPS Block II navigation satellite | MEO | Success | |
1989-08-27 22:59 | Delta 4925-8 | 187 | CCAFS LC-17B | BSB-R1 (Marcopolo 1) | Communications satellite | GTO | Success | |
1989-09-05 18:11 | H-I | H-20 (F) | Tanegashima SLC-N | GMS-4 (Himawari-4) | Weather satellite | GTO | Success | |
1989-10-21 09:31 | Delta II 6925 | 188 | CCAFS LC-17A | NAVSTAR II-4 | GPS Block II navigation satellite | MEO | Success | |
1989-11-18 14:34 | Delta 5920-8 | 189 | VAFB LC-2W | COBE | Cosmology observation satellite | LEO [2] | Success | |
1989-12-11 18:10 | Delta II 6925 | 190 | CCAFS LC-17B | NAVSTAR II-5 | GPS Block II navigation satellite | MEO | Success | |
Vandenberg Space Force Base, previously Vandenberg Air Force Base, is a United States Space Force Base in Santa Barbara County, California. Established in 1941, Vandenberg Space Force Base is a space launch base, launching spacecraft from the Western Range, and also performs missile testing. The United States Space Force's Space Launch Delta 30 serves as the host delta for the base. In addition to its military space launch mission, Vandenberg Space Force Base also hosts space launches for civil and commercial space entities, such as NASA and SpaceX.
Cape Canaveral Space Force Station (CCSFS) is an installation of the United States Space Force's Space Launch Delta 45, located on Cape Canaveral in Brevard County, Florida.
The PGM-17A Thor was the first operative ballistic missile of the United States Air Force (USAF). It was named after the Norse god of thunder. It was deployed in the United Kingdom between 1959 and September 1963 as an intermediate-range ballistic missile (IRBM) with thermonuclear warheads. Thor was 65 feet (20 m) in height and 8 feet (2.4 m) in diameter.
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Space Launch Complex 3 (SLC-3) is a launch site at Vandenberg Space Force Base that consists of two separate launch pads. SLC-3E (East) was used by the Atlas V launch vehicle before it was decommissioned in August 2021 with the final launch taking place on November 10, 2022 at 09:49, while SLC-3W (West) has been demolished.
The Minotaur is a family of United States solid fuel launch vehicles derived from converted Minuteman and Peacekeeper intercontinental ballistic missiles (ICBM). They are built by Northrop Grumman via contract with the Air Force Space and Missile Systems Center's Space Development and Test Directorate (SMC/SD) as part of the Air Force's Rocket Systems Launch Program which converts retired Intercontinental Ballistic Missiles into space and test launch systems for U.S. government agencies.
Space Launch Complex 6 at Vandenberg Space Force Base in California is a launch pad and support area. The site was originally developed starting in 1966, but no launches occurred until 1995, as it was repurposed sequentially for three programs that were subsequently cancelled. Initially to be used for Titan IIIM rockets and the Manned Orbiting Laboratory, these were cancelled before construction of SLC-6 was complete. The complex was later rebuilt to serve as the west coast launch site for the Space Shuttle, but went unused due to budget, safety and political considerations. The pad was subsequently used for four Athena rocket launches before being modified to support the Delta IV launch vehicle family, which used the pad for ten launches from 2006 until 2022. The last Delta IV launched in September 2022, and SpaceX leased SLC-6 in 2023 to convert it to launch Falcon 9 and Falcon Heavy starting in 2025.
Space Launch Complex 17 (SLC-17), previously designated Launch Complex 17 (LC-17), was a launch site at Cape Canaveral Air Force Station (CCAFS), Florida used for Thor and Delta launch vehicles launches between 1958 and 2011.
Space Launch Complex 2 (SLC-2) is an active rocket launch site at Vandenberg Space Force Base, in California, USA. It consists of two launch pads. The East pad was used for Delta, Thor-Agena and Thorad launches between 1966 and 1972 and has been demolished. The West pad was used for Delta, Thor-Agena and Delta II launches from 1966 until 2018, when the Delta II performed its last flight.
The Thor-Delta, also known as Delta DM-19 or just Delta was an early American expendable launch system used for 12 orbital launches in the early 1960s. A derivative of the Thor-Able, it was a member of the Thor family of rockets, and the first member of the Delta family.
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