Kosmos 11K63
Kosmos familyStrategic Rocket ForcesRetired
The Kosmos rockets were a series of Soviet and subsequently Russian rockets, derived from the R-12 and R-14 missiles.

Specifications
- Thrust
- 636.5 kN
- Height
- 31 m
- Diameter
- 1.6 m
- Launch mass
- 48 t
- Stages
- 2
- LEO capacity
- 300 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
126flightswith a definitive outcome
93.7%success rate118 of 126
14success streakcurrent
Counted from padside's own launch record, the same basis as the stats page.