Launch Date
June 24, 1977
Launch Site
PLMSC
Launch Pad
LC32/2
Launch Vehicle
Tsiklon-3
NORAD ID
10095
International Designator
1977-055A
Epoch
Fri, 03 Jul 2026 23:51:20 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
75.83°
Right Ascension
157.65°
Eccentricity
Calculating...
Argument of Perigee
299.05°
Period
96.21 min
Mean Motion
14.97 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Name
COSMOS 921
Alternative Name
Kosmos-921
Type
Status
Owner
YUZH
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
1 10095U 77055A 26184.99398474 .00000983 00000-0 86700-4 0 9998
2 10095 75.8305 157.6543 0036284 299.0527 60.7035 14.96794386656918
Source: Celestrak
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
3.2
Diameter
1.3
Span
3.2
Dry Mass
1800
Launch Mass
1800
Shape
Cyl
Radar Cross Section
2.4311
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
EPN No. 03.0380
Purpose
Vehicle Evaluation
Mission
Vehicle Evaluation
Manufacturer
YUZH
Life Expectancy
Unknown
Bus
GVM
Configuration
Unknown
Motor
None
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Learn more about satellites and other related topics.
Pentagon selects SpaceX and xAI for $100M autonomous drone competition. Two Falcon 9 rockets launch Starlink sats from California and Florida. 11,215 total Starlink satellites launched.
Five spots in the Earth-Sun system where the gravitational tug of two massive bodies and the pull of circular motion all cancel out, creating gravitational parking spaces where spacecraft can sit for decades with almost no fuel.
SpaceX's S-1 reveals $18.7B in revenue as Starship Flight 12 debuts Block 3 hardware from Pad 2 on May 21, 2026.
Air Force awards CCA contracts to General Atomics and Anduril for autonomous fighter wingmen. Autonomy layer split across Anduril, Shield AI, and Collins Aerospace.
Today's space brief covers an impressive SpaceX launch record, China's upcoming crew mission to its space station, an Intelsat 33e debris observation, and more. Key topics include SpaceX's Starship events, ESA's Hera mission updates, and Boeing's potential space division sale.
SpaceX reveals plans for Florida Starship launches, NASA teams up for dual missions, and FCC boosts satellite connectivity.
SpaceX reaches 600th Falcon 9 launch with Starlink 17-13 from Vandenberg. NASA SLS hydrogen leak repairs only partially successful. New book explores forces shaping space.
SpaceX achieves new milestones with Starlink launches, and Elon Musk's influence is a point of discussion. Telesat makes strides amid Starlink's growing dominance.
