Launch Success
Liftoff Time (GMT)
00:02:00
Tuesday August 6, 1974
Uncrewed test flight of the new Soyuz 7K-S version.
Cosmos 670 was an uncrewed Soyuz 7K-S test. It used a new and unique inclination of 50.6 degree. The experience from these flights were used in the development of the successor program Soyuz spacecraft the Soyuz 7K-ST. This is Soyuz's 27th flight. The Soyuz is a Soviet crewed spaceship, developed to made manned lunar missions. This version called 7K will fly 4 times on the giant launcher N1, and several tens of times on Proton to fly over the Moon, which will be successful during the mission Zond 4. Soyuz will become the first spacecraft to transport living beings to the Moon during the flight of Zond 5, with two turtles. Subsequently, it is adapted to low orbit and will fly on the Soyuz launcher to serve the Salyut and Mir stations and the ISS.
Low Earth Orbit
1 Payload
6,700 kilograms
Manufacturer
RKK EnergiyaPrice
$20.00 million
Rocket
Height: 51.32m
Payload to Orbit
LEO: 6,860 kg
GTO: 0 kg
Liftoff Thrust
4,456 Kilonewtons
Fairing
Diameter: 3m
Height: 15.59m
Stages
3
Strap-ons
4
8th
Mission
5th
Mission of 1974
861st
Mission
51st
Mission of 1974
66th
Orbital launch attempt