STARLINK-3091 (49172)

COSPAR: 2021-082AU | Alt Name: Starlink 3091
DECAYED

Image
STARLINK-3091 Satellite Image
Additional Sources
Launch Details

Launch Date

September 14, 2021

Launch Site

AFWTR

Launch Pad

SLC4E

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

49172

International Designator

2021-082AU

Decay Date

5/27/2025

Basic Satellite Info

Name

STARLINK-3091

Alternative Name

Starlink 3091

Type

Payload

Status

Decayed

Owner

SPXS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Summary
STARLINK-3091 is a communication satellite operated by SpaceX (SPXS) and was launched on September 14, 2021, from Space Launch Complex 4E at Vandenberg Air Force Base using a Falcon 9 launch vehicle. The satellite has dimensions of approximately 0.2 meters in length, 2.8 meters in diameter, and spans 9 meters with its solar arrays deployed. It weighs around 275 kilograms dry and had a launch mass of 297 kilograms. Equipped with Ku/Ka-band payload and an optical inter-satellite link, it is designed for communication purposes and uses krypton ion thrusters for orbital maneuvering. Power generation is achieved through solar arrays complemented by batteries. The satellite's shape is described as a box with a pan configuration.

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

275

Launch Mass

297

Shape

Box + pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Starlink Group 2-1-42

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

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