Launch Date
May 21, 1975
Launch Site
Launch Pad
LC31
Launch Vehicle
Voskhod 11A57
NORAD ID
07810
International Designator
1975-041A
Decay Date
6/2/1975
Name
COSMOS 731
Alternative Name
Kosmos-731
Type
Status
Owner
GUKOSR
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Length
6.5
Diameter
2.4
Span
6.5
Dry Mass
2200
Launch Mass
2200
Shape
Sphere + DCone
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
Gektor No. 55L
Purpose
Unknown
Mission
Unknown
Manufacturer
TSSKB
Life Expectancy
Unknown
Bus
Zenit-2M
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Learn more about satellites and other related topics.
SpaceX launches NROL-105 spy satellite from Vandenberg — first national security mission of 2026. Crew-11 astronauts arrive in Houston after historic first-ever ISS medical evacuation.
Today's briefing covers significant developments in international rocket designs, recent astronaut health updates, and advancements in supersonic flight technology.
Highlights include significant advances in satellite refueling experiments, a key design milestone for missile defense, and a feature on the satellite Cosmos 2246.
How many Starlink satellites are in orbit in 2026? SpaceX passed 10,000 after the Starlink 17-24 launch, with 10,020 in orbit and 11,529 launched.
On January 26, 2024, Virgin Galactic's "Galactic 06" mission will launch, marking its 11th spaceflight.
CBO estimates Golden Dome national missile shield at $1.2 trillion over 20 years. Space-based intercept layer could add thousands of satellites to tracked orbital regimes.
SpaceX advances with Starship tests as Starlink continues global expansion. Key infrastructure updates from Cape Canaveral involve multiple industry players.
This week's SpaceX developments include notable upcoming missions, with a Starlink launch on the horizon and Crew Dragon's readiness for the next astronaut mission.
