Explore relationships

Proton rocket

Proton (Russian: Протон, lit.'proton', formal designation: UR-500, GRAU: 8K82, Sheldon: D-1, DoD: SL-9/-12/-13) is a Soviet and Russian hypergolicexpendableheavy-lift launch vehicle family. Developed by the Soviet space program, its first launch was in 1965.

Use + to expand a branch. Click a topic name to open its summary.