Retired· Russian Federal Space Agency (ROSCOSMOS)

Proton / UR-500 K/D

This four stage version of the Proton was originally designed to send manned circumlunar spacecraft into translunar trajectory.

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Launches

since Mar 1967

Success rate

61.5%

24 of 39 successful

In a row

successful launches

Launches per Year

Full year2026 so far

Specifications

Height: 57 m
Diameter: 4 m
Liftoff mass: 696 t
Liftoff thrust: 8,847 kN
Stages: 4
First flight: March 10, 1967
Manufacturer: Russian Federal Space Agency (ROSCOSMOS)

Next Launches

No Upcoming Launches

No launch is scheduled for this vehicle right now.

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