The N-4 series of satellites, a.k.a. Proton-1, carried instruments to study super-high energy cosmic particles.
Vehicle
UR-500
Proton
Height
46.28 m
Diameter
4.15 m
LEO capacity
8,400 kg
Successful launches
3
Launch complex
81/23 (81L)
Baikonur Cosmodrome, Republic of Kazakhstan
The Baikonur Cosmodrome is a spaceport operated by Russia within Kazakhstan. Located in the Kazakh city of Baikonur, it is the largest operational space launch facility in terms of area. All Russian crewed spaceflights are launched from Baikonur.