Space Brief 12 Apr 2025
Highlights include significant advances in satellite refueling experiments, a key design milestone for missile defense, and a feature on the satellite Cosmos 2246.
COSMOS 951 (10352)
COSPAR: 1977-087A | Alt Name: Kosmos-951
Image
Additional Sources
Launch Details
Launch Date
September 13, 1977
Launch Site
PLMSC
Launch Pad
LC132/1
Launch Vehicle
Kosmos 11K65M
Orbital Elements
NORAD ID
10352
International Designator
1977-087A
Epoch
Sat, 04 Jul 2026 04:52:25 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
82.97°
Right Ascension
159.75°
Eccentricity
Calculating...
Argument of Perigee
327.91°
Period
104.78 min
Mean Motion
13.74 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
COSMOS 951
Alternative Name
Kosmos-951
Type
Payload
Status
Unknown
Owner
VMF
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 10352U 77087A 26185.20307635 .00000053 00000-0 39768-4 0 9993
2 10352 82.9695 159.7504 0033223 327.9140 42.3087 13.74344850446829
Source: Celestrak
Summary
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.
Physical Characteristics
Length
5
Diameter
2.1
Span
17
Dry Mass
800
Launch Mass
800
Shape
Cyl + Ant
Radar Cross Section
3.7372
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Parus
Purpose
Navigation, data relay
Mission
Navigation, data relay
Manufacturer
OAZ
Life Expectancy
Unknown
Bus
KAUR-1 11F627
Configuration
KAUR-1
Motor
Unknown
Equipment
Unknown
Power System
Solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
X Report 23 May 2025
The FAA has approved Starship Flight 9, paving the way for an upcoming test launch, while SpaceX's Dragon spacecraft is set to undock from the ISS after weather delays.
Space Brief 10 Dec 2025
Today's brief covers China's intense launch schedule, a new Arctic military constellation, Muon Space's defense innovations, and SpaceX's classified NROL-77 mission.
X Report 27 Sep 2025
SpaceX continues to make strides in both its Starship program and Starlink satellite deployments, with a successful launch of 24 Starlink satellites and preparations for upcoming missions.
X Report 4 Jun 2025
SpaceX continues strong momentum in June with successful satellite launches, a new service from Telstra, and updates on upcoming missions. Key developments are shaping the future of both space travel and satellite communications.
Space Brief 17 Sep 2024
Today's Space Brief covers crucial satellite events including upcoming launches, military space developments, and exceptional celestial sightings.
Space Beyond Books SpaceX Rideshare for Memorial Cubesat Mission | KeepTrack X Report
Space Beyond secures SpaceX rideshare launch slot for October 2027 memorial cubesat mission. Starlink constellation at 11,009 total satellites launched with 9,551 currently on orbit.
Space Brief 29 Jun 2025
Today's space brief covers SpaceX's new contract with the U.S. Space Force, multiple Starlink launches, Rocket Lab's rapid launch success, and the final mission of Japan's H-IIA rocket.