Sputnik (rocket)
The Sputnik rocket ( Russian Спутник ) was the world's first launcher . It was developed in the Soviet Union under the direction of Sergei Pawlowitsch Koroljow as a modification of the R-7 ICBM . With the version 8K71PS, Sputnik 1 , the first artificial satellite , was launched on October 4, 1957 . In addition, Sputnik 2 was launched on November 3, 1957 with an 8K71PS rocket. The next satellite, Sputnik 3 , was launched with the modified version Sputnik 8A91.
Technical specifications
version | 8K71PS | 8A91 |
---|---|---|
Takeoff mass | 267 t | 269.3 t |
Height (maximum) | 30 m | 31.1 m |
Diameter (maximum) | 2.99 m | |
Span (maximum) | 9.76 m | |
Payload ( LEO 200–2000 km) | 500 kg | 1.327 t |
First flight | 4th October 1957 | April 27, 1958 |
0 level (booster) | ||
Engine | 4 × RD-107-8D74PS | 4 × RD-107-8D76 |
length | 19 m | |
diameter | 2.7 m | |
Dimensions | 43 t / 3.4 t (empty) | |
Thrust (max) | 4 x 3.89 MN | |
Burn time | 120 s | 130 s |
fuel | LOX / kerosene | |
1st stage | ||
Engine | RD-108-8D75PS | RD-108-8D77 |
length | 28 m | |
diameter | 3 m | 2.99 m |
Dimensions | 94 t / 7.4 t (empty) | 95 t / 7.1 t (empty) |
Thrust (max.) | 970 kN | 804 kN |
Burn time | 310 s | 360s |
fuel | LOX / kerosene |
Individual evidence
- ↑ Bernd Leitenberger: The Semjorka carrier rocket. January 19, 2013, accessed October 12, 2014 .
- ^ Richard Kruse: Soviet and Russian Rockets. In: Historic Spacecraft. Retrieved December 10, 2014 .
- ^ Anatoly Zak: R-7 family. May 29, 2013, accessed December 10, 2014 .
- ↑ Sputnik 8K71PS in the Encyclopedia Astronautica , accessed on December 10, 2014 (English).
- ↑ Sputnik (rocket) in the Encyclopedia Astronautica, accessed on December 10, 2014 (English).