Space Brief 8 Oct 2025
Today's brief covers key developments in satellite launches, missile defense strategies, advanced IoT satellite connectivity, and the projected growth of the satellite market driven by defense needs.
OBJECT K (48257)
COSPAR: 2021-033K | Alt Name: CZ-6 Y5 Stage 3
DECAYED
Image
Additional Sources
Launch Details
Launch Date
April 27, 2021
Launch Site
TAISC
Launch Pad
LC16
Launch Vehicle
Chang Zheng 6
Orbital Elements
NORAD ID
48257
International Designator
2021-033K
Decay Date
2/9/2024
Basic Satellite Info
Name
OBJECT K
Alternative Name
CZ-6 Y5 Stage 3
Type
Unknown
Status
Decayed
Owner
CNSA
Country
China
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
4
Diameter
2.25
Span
4
Dry Mass
1000
Launch Mass
1000
Shape
Cyl
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
CZ-6 Stage 3
Purpose
Unknown
Mission
Unknown
Manufacturer
SAST
Life Expectancy
Unknown
Bus
CZ-6 Stage 3
Configuration
Unknown
Motor
YF-85 x 4
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
DARPA Robotic GEO Servicer Targeting Summer 2026 Launch | KeepTrack Space Brief
DARPA's robotic satellite servicing mission targets GEO orbit by summer 2026. NASA adds six SpaceX crew missions as Boeing Starliner remains uncertified.
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.
Starship Florida Launch Targeting 2026 | KeepTrack X Report
SpaceX is pushing to launch Starship from Cape Canaveral before end of 2026, with contractors ramping work at LC-39A.
Vulcan Grounding Could Last Months, Space Force Weighs Alternatives | KeepTrack Space Brief
ULA's Vulcan Centaur faces potential months-long stand-down. Space Force actively exploring payload reassignment and satellite operational life extensions to cover critical national security missions.
ULA Launches 29 Amazon Kuiper Satellites; Falcon Heavy Returns | KeepTrack Space Brief
ULA's Atlas V deployed 29 Amazon Kuiper LEO satellites on April 27. Falcon Heavy returns this week with ViaSat-3 F3. Six orbital launches scheduled across three continents.
Space Brief 14 Jun 2025
Today's space news roundup highlights a significant defense bill passed for the Space Force, a delay in the Axiom-4 mission due to ISS issues, and major satellite deals with NATO.
Space Brief 9 Oct 2025
Today's briefing covers key developments in defense budgets reshaping the space sector, significant Space Force contracts, and the latest news from the Chinese space station.