Space Brief 28 Dec 2025
Exploring the future of space with concerns on space debris, rapid growth in orbital data centers, and new developments at launch sites.
STARLINK-4123 (53539)
COSPAR: 2022-101N | Alt Name: Starlink 4123
Image
Additional Sources
Launch Details
Launch Date
August 19, 2022
Launch Site
Launch Pad
LC40
Launch Vehicle
Orbital Elements
NORAD ID
53539
International Designator
2022-101N
Epoch
Sun, 19 Jul 2026 06:39:03 GMT
Apogee
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Perigee
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Inclination
53.16°
Right Ascension
203.11°
Eccentricity
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Argument of Perigee
72.23°
Period
95.44 min
Mean Motion
15.09 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
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Basic Satellite Info
Name
STARLINK-4123
Alternative Name
Starlink 4123
Type
Payload
Status
Operational
Owner
SPXS
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 53539U 22101N 26200.27712757 .00000527 00000+0 51212-4 0 9997
2 53539 53.1597 203.1103 0001347 72.2274 287.8865 15.08835825216037
Source: Celestrak
Summary
STARLINK-4123, also known as Starlink 4123, is a communication satellite manufactured by SPXS and owned by SpaceX (SPXS). Launched on August 19, 2022, from LC40 at AFETR using a Falcon 9 launch vehicle, this spacecraft has a configuration of Box + pan with dimensions: length 0.2 meters, diameter 2.8 meters, and span 9 meters. The satellite's dry mass is 290 kilograms, and its launch mass was 300 kilograms. It is equipped with Ku/Ka-band payload for communication purposes and features an optical inter-satellite link along with krypton ion thrusters for propulsion. Power is provided by solar arrays and batteries.
Starlink is a satellite constellation developed by SpaceX with the aim of providing global broadband internet coverage. Thousands of small satellites are deployed in low Earth orbit (LEO), enabling high-speed internet access even in remote areas. However, the rapid increase in satellites raises concerns about space debris and the potential for collisions, which can lead to further debris creation and endanger other spacecraft. Additionally, the sheer number of Starlink satellites can affect astronomical observations by increasing light pollution. Proper deorbiting plans and international coordination are essential to mitigate these challenges and ensure long-term sustainability in space.
Starlink is a satellite constellation developed by SpaceX with the aim of providing global broadband internet coverage. Thousands of small satellites are deployed in low Earth orbit (LEO), enabling high-speed internet access even in remote areas. However, the rapid increase in satellites raises concerns about space debris and the potential for collisions, which can lead to further debris creation and endanger other spacecraft. Additionally, the sheer number of Starlink satellites can affect astronomical observations by increasing light pollution. Proper deorbiting plans and international coordination are essential to mitigate these challenges and ensure long-term sustainability in space.
Physical Characteristics
Length
0.2
Diameter
2.8
Span
9
Dry Mass
290
Launch Mass
300
Shape
Box + pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Starlink Group 4-27-13
Purpose
Communication
Mission
Communication
Manufacturer
SPXS
Life Expectancy
Unknown
Bus
Starlink
Configuration
Unknown
Motor
Krypton ion thrusters
Equipment
Ku/Ka-band payload, optical inter-satellite link
Power System
Solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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