Skip to content
79,433 pages · 13,741 images · since 1994 Browse A–Z Today in space history
Encyclopedia Astronautica The full story of spaceflight
Encyclopedia entry

Monoblock UR-500-3

Stage · Russia

Original archive entry. The text, images and links below are kept as they were written.

N2O4/UDMH propellant rocket stage. Original Proton third stage design.

Subtopics

Country
Russia
Engines
RD-0212
Propellants
N2O4/UDMH