The first Kosmos rocket, a two-stage launcher built from the R-12 missile. From 1962 it launches the first small Kosmos satellites from Kapustin Yar, with frequent failures in its early years.
- Launches
- 38
- Success rate
- 68%
- 12 failures
- Builder
- Yuzhmash
- Height
- 31 m
- Diameter
- 1.6 m
- Stages
- 2
- Propellants
- Kerosene / Nitric acid, UDMH / LOX
- Payload to LEO
- 300 kg
Launches per year
Kosmos-2I
Other Kosmos rockets
Show as table
| Year | Launches | Kosmos-2I |
|---|---|---|
| 1961 | 2 | 2 |
| 1962 | 8 | 8 |
| 1963 | 8 | 8 |
| 1964 | 10 | 8 |
| 1965 | 16 | 7 |
| 1966 | 9 | 4 |
| 1967 | 19 | 1 |
| 1968 | 25 | 0 |
| 1969 | 22 | 0 |
| 1970 | 32 | 0 |
| 1971 | 34 | 0 |
| 1972 | 27 | 0 |
| 1973 | 26 | 0 |
| 1974 | 24 | 0 |
| 1975 | 25 | 0 |
| 1976 | 32 | 0 |
| 1977 | 31 | 0 |
| 1978 | 21 | 0 |
| 1979 | 18 | 0 |
| 1980 | 16 | 0 |
| 1981 | 18 | 0 |
| 1982 | 25 | 0 |
| 1983 | 23 | 0 |
| 1984 | 18 | 0 |
| 1985 | 12 | 0 |
| 1986 | 15 | 0 |
| 1987 | 13 | 0 |
| 1988 | 7 | 0 |
| 1989 | 9 | 0 |
| 1990 | 10 | 0 |
| 1991 | 12 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 0 |
| 2003 | 3 | 0 |
| 2004 | 2 | 0 |
| 2005 | 3 | 0 |
| 2006 | 1 | 0 |
| 2007 | 3 | 0 |
| 2008 | 3 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
Kosmos rockets
| Rocket | Flown | Launches | Success rate | Height | Payload to LEO |
|---|---|---|---|---|---|
| Kosmos-2I | 1961 to 1967 | 38 | 68% | 31 m | 300 kg |
| Kosmos 65S3 | 1964 to 1965 | 8 | 88% | 26.3 m | 1,400 kg |
| Kosmos 11K63 | 1965 to 1977 | 126 | 94% | 31 m | 300 kg |
| Kosmos 11K65 | 1966 to 1968 | 4 | 50% | 32.4 m | 1,400 kg |
| Kosmos-3M (11K65M) | 1967 to 2010 | 445 | 95% | 32.4 m | 1,400 kg |
| K65M-RB | 1982 to 1984 | 4 | 100% | 32.4 m | 1,000 kg |