Proton-M Blok DM-03 – Khrunichev State Research and Production Space Center
- Family: Proton / UR-500
- Length: 58.2 m
- Diameter: 7.4 m
- Launch Mass: 712 T
- Low Earth Orbit Capacity: 2100 kg
The Proton-M Blok DM-03, manufactured by Khrunichev State Research and Production Space Center established in 1916, undertook its inaugural launch on 12/05/2010. Notably, Proton-M Blok DM-03 has 5 successful launches and 2 failed attempts, with a cumulative tally of 7 launches, currently with 1 pending launches in the pipeline.
Proton-M Blok DM-03 is a four stage Russian heavy lift launch vehicle derived from the Soviet Proton launch vehicle.
It is a Proton-M with an added DM-03 Fourth stage.