Space · launch vehicle
Proton-K
KHSC
RETIRED
At a glance
Launches
29
Success rate
89.7%
26 ok · 3 failed
Payload to LEO
—
Payload to GTO
—
Status
RetiredFirst flight
16 Nov 1968Reusable
NoHeight
—Diameter
—Launch mass
—Liftoff thrust
—Stages
—Launch cost
—Booster landings
—Links
Wikipedia
Source The Space Devs — Launch Library 2
Last checked 29 Sept 2026