Thor Agena A Launch History
Every orbital and deep-space launch attempt by the Thor Agena A, year by year, drawn from the GCAT launch catalog. It is one of the variants covered on the Thor family page.
Data current as of 2026-07-20.
Thor Agena A made 15 orbital and deep-space launch attempts between 1959 and 1960. It is part of the Thor family. Of those, 9 succeeded and 6 failed. The success rate comes to 60 percent. The busiest year was 1959, with 8 flights. The most recent flight in the catalog was in 1960.
15
Launch attempts
9
Successes
6
Failures
60%
Success rate
Launches per year
Successes
Failures
Each bar links to that year's full chronology.
Year by year
Launch sites used
Sites the Thor Agena A launched from, across every launch in the catalog.
| Site | Country | Launches | Successes | Failures |
|---|---|---|---|---|
| V | 🇺🇸United States | 15 | 9 | 6 |
Launch chronology
Every Thor Agena A launch in the catalog, newest first.
| Date | Designator | Payloads | Site / Pad | Outcome |
|---|---|---|---|---|
| Sep 13, 1960 | 1960 MU | 246/1058 : Thor DM-18A 246, Star 10, Agena A +4 more, AFTRACK 2 (SOCTOP), SRV, SAO Optical Tracking, CORONA C-10 | V / 75-3-5 | Success |
| Aug 18, 1960 | 1960 KAP | 237/1056 : Thor DM-18A 237, Star 10, Agena A +3 more, SRV, Transit-On-Discoverer, CORONA C-9 | V / 75-3-4 | Success |
| Aug 10, 1960 | 1960 THE | 231/1057 : Thor DM-18A 231, Star 10, Agena A +3 more, AFTRACK 1 (SOCTOP), SRV, CORONA Diagnostic 2 | V / 75-3-5 | Success |
| Jun 29, 1960 | 1960-F08 | 160/1053 : Thor DM-18A 160, Star 10, Agena A +2 more, SRV, CORONA Diagnostic 1 | V / 75-3-4 | Failure |
| Apr 15, 1960 | 1960 DEL | 234/1055 : Thor DM-18A 234, Star 10, Agena A +3 more, SRV, Transit-On-Discoverer, CORONA C-8 | V / 75-3-5 | Success |
| Feb 19, 1960 | 1960-F02 | 223/1054 : Thor DM-18A 223, Star 10, Agena A +3 more, Transit-On-Discoverer, SRV, CORONA C-7 | V / 75-3-5 | Failure |
| Feb 4, 1960 | 1960-F01 | 218/1052 : Thor DM-18A 218, Star 10, Agena A +3 more, Transit-On-Discoverer, SRV, CORONA C-6 | V / 75-3-4 | Failure |
| Nov 20, 1959 | 1959 LAM | 212/1050 : Thor DM-18A 212, Star 10, Agena A +2 more, SRV, CORONA C-5 | V / 75-3-5 | Success |
| Nov 7, 1959 | 1959 KAP | 206/1051 : Thor DM-18A 206, Star 10, Agena A +2 more, SRV, CORONA C-4 | V / 75-3-4 | Success |
| Aug 19, 1959 | 1959 ZET | 200/1028 : Thor DM-18A 200, Star 10, Agena A +2 more, SRV, CORONA C-3 | V / 75-3-5 | Success |
| Aug 13, 1959 | 1959 EPS | 192/1029 : Thor DM-18A 192, Star 10, Agena A +2 more, SRV, CORONA C-2 | V / 75-3-4 | Success |
| Jun 25, 1959 | 1959-U01 | 179/1023 : Thor DM-18A 179, Star 10, Agena A +2 more, SRV, CORONA C-1 | V / 75-3-5 | Failure |
| Jun 3, 1959 | 1959-F02 | 174/1020 : Thor DM-18A 174, Star 10, Agena A +2 more, SRV, CORONA BIO 2 | V / 75-3-4 | Failure |
| Apr 13, 1959 | 1959 GAM | 170/1018 : Thor DM-18A 170, Star 10, Agena A +2 more, SRV, CORONA BIO 1 | V / 75-3-4 | Success |
| Feb 28, 1959 | 1959 BET | 163/1022 : Thor DM-18A 163, Agena A, CORONA Test Vehicle 2 | V / 75-3-4 | Failure |