STARLINK-5908 (55951)

COSPAR: 2023-037AP | Alt Name: Starlink 5908

Image
STARLINK-5908 Satellite Image
Additional Sources
Launch Details

Launch Date

March 17, 2023

Launch Site

AFWTR

Launch Pad

SLC4E

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

55951

International Designator

2023-037AP

Epoch

Sun, 19 Jul 2026 17:36:36 GMT

Apogee

Calculating...

Perigee

Calculating...

Inclination

70.00°

Right Ascension

311.34°

Eccentricity

Calculating...

Argument of Perigee

266.56°

Period

96.11 min

Mean Motion

14.98 rev/day

Latitude

Calculating...

Longitude

Calculating...

Altitude

Calculating...

Velocity

Calculating...

Polar Plot
3D Visualization
Basic Satellite Info

Name

STARLINK-5908

Alternative Name

Starlink 5908

Type

Payload

Status

Operational

Owner

SPXS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs
1 55951U 23037AP  26200.73375781 -.00000195  00000+0 -85291-5 0  9997
2 55951  69.9999 311.3448 0003521 266.5578  93.5178 14.98329304183763

Source: Celestrak

Summary
The STARLINK-5908 satellite, also known as Starlink 5908, is part of SpaceX's Starlink constellation and was launched on March 17, 2023, from AFWTR SLC4E using a Falcon 9 launch vehicle. It has dimensions of 0.2 meters in length, 2.8 meters in diameter, and spans 9 meters with its deployed solar arrays. The satellite's dry mass is 290 kilograms, and it weighs 305 kilograms at launch. Equipped with Ku/Ka-band payload and optical inter-satellite link capabilities, STARLINK-5908 uses krypton ion thrusters for propulsion and solar arrays combined with batteries to power its systems. Its primary mission is communication within the Starlink Group 2-8-38 constellation.

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

305

Shape

Box + pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Starlink Group 2-8-38

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
This tool will help you track the satellite's position and predict its upcoming passes over your location. Simply input the coordinates or click the geolocation button to get started.
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 20 Mar 2025

X Report 20 Mar 2025

SpaceX successfully rotates Crew-9 and Crew-10 on the ISS and launches new Starlink satellites with direct-to-cell capability.

Space Brief 4 Jun 2025

Space Brief 4 Jun 2025

Key developments include China's Shijian 26 satellite launch, U.S. Space Force's BAE Systems contract for missile-tracking satellites, and military advancements in space systems.

Pentagon Cancels OPIR Polar After Northrop Sensor Delivery | KeepTrack Space Brief

Pentagon Cancels OPIR Polar After Northrop Sensor Delivery | KeepTrack Space Brief

Pentagon cancels Next-Generation OPIR Polar program after Northrop Grumman delivered sensor payload. LEO and MEO alternatives deemed sufficient for missile-warning coverage.

Space Brief 4 Mar 2025

Space Brief 4 Mar 2025

Today's brief covers the historic lunar touchdown by Firefly Aerospace's Blue Ghost lander, highlights in military space activity, and a reflection on Pearl Young's pioneering legacy at NASA.

Space Force Awards $3.2B for Orbital Missile Interceptors | KeepTrack Space Brief

Space Force Awards $3.2B for Orbital Missile Interceptors | KeepTrack Space Brief

Space Force awards $3.2 billion to 12 companies for Golden Dome boost-phase missile interceptor prototypes. Initial operational capability targeted for 2028.

Space Brief 29 Oct 2024

Space Brief 29 Oct 2024

Today's space brief covers an impressive SpaceX launch record, China's upcoming crew mission to its space station, an Intelsat 33e debris observation, and more. Key topics include SpaceX's Starship events, ESA's Hera mission updates, and Boeing's potential space division sale.

Space Brief 16 Oct 2024

Space Brief 16 Oct 2024

In today's briefing: China accelerates its satellite megaconstellation. A comprehensive ESA-led optical data network is in the works, marking a key step in satellite communications. NASA's Artemis II crew visits Ohio in preparation for their lunar journey. SpaceX's record-breaking rocket launches continue. Plus, insights into nuclear rockets that could drastically shorten Mars missions.

X Report 17 Dec 2025

X Report 17 Dec 2025

SpaceX prepares for a busy launch schedule with key upgrades at Starbase and notable Starlink missions. Recent close approaches in orbit underscore the complexities of satellite operations.