X Report 17 Sep 2025
Today’s highlights include successful Falcon 9 launch for MECANO ID, ongoing Starship Block 3 development, and plans for direct-to-device testing next year.
PROGRESS-MS 21 (54155)
COSPAR: 2022-140A | Alt Name: Progress MS-21
DECAYED
Image
Additional Sources
Launch Details
Launch Date
October 26, 2022
Launch Site
Launch Pad
LC31
Launch Vehicle
Soyuz-2-1A
Orbital Elements
NORAD ID
54155
International Designator
2022-140A
Decay Date
2/19/2023
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Basic Satellite Info
Name
PROGRESS-MS 21
Alternative Name
Progress MS-21
Type
Payload
Status
Decayed
Owner
RKKE
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
The PROGRESS-MS 21 satellite, also known as Progress MS-21, is a cargo spacecraft launched on October 26, 2022, from the Tyuratam Cosmodrome (TYMSC) Launch Pad LC31 using a Soyuz-2-1A launch vehicle. Manufactured by PROGT for RKKE, this satellite has a cylindrical shape with dimensions of 7.9 meters in length and 2.7 meters in diameter, featuring a dry mass of 4,325 kg and a launch mass of 4,887 kg. The satellite's mission is to deliver cargo to the International Space Station (ISS) using its Progress 7K-TGM No. 451 payload configuration. It is powered by two deployable fixed solar arrays and batteries.
Physical Characteristics
Length
7.9
Diameter
2.7
Span
7.9
Dry Mass
4325
Launch Mass
4887
Shape
Cyl + Sphere + Cone + 2 Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Progress 7K-TGM No. 451
Purpose
Cargo
Mission
Cargo
Manufacturer
PROGT
Life Expectancy
Unknown
Bus
7K-TGM
Configuration
Unknown
Motor
11D428A
Equipment
Unknown
Power System
2 deployable fixed solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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