X Report 26 Nov 2025
This edition highlights SpaceX's ambitious plans for Starship in light of recent developments, a busy launch week featuring multiple missions, and the latest updates on Starlink's operational status.
COSMOS 399 (05003)
COSPAR: 1971-017A | Alt Name: Kosmos-399
DECAYED
Image
Additional Sources
Launch Details
Launch Date
March 3, 1971
Launch Site
Launch Pad
LC31
Launch Vehicle
Voskhod 11A57
Orbital Elements
NORAD ID
05003
International Designator
1971-017A
Decay Date
3/17/1971
Explore in the Catalog
Basic Satellite Info
Name
COSMOS 399
Alternative Name
Kosmos-399
Type
Payload
Status
Decayed
Owner
GUKOSR
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
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
6
Diameter
2.2
Span
6
Dry Mass
2200
Launch Mass
2200
Shape
Sphere + DCone
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Rotor No. 20L
Purpose
Unknown
Mission
Unknown
Manufacturer
TSKBE3
Life Expectancy
Unknown
Bus
Zenit-4M
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
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