STARLINK-1631 (46151)

COSPAR: 2020-057AL | Alt Name: Starlink 1631
DECAYED

Image
STARLINK-1631 Satellite Image
Additional Sources
Launch Details

Launch Date

August 18, 2020

Launch Pad

LC40

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

46151

International Designator

2020-057AL

Decay Date

6/5/2025

Basic Satellite Info

Name

STARLINK-1631

Alternative Name

Starlink 1631

Type

Payload

Status

Decayed

Owner

SPXS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Summary
The STARLINK-1631 satellite, also known as Starlink 1631, is part of SpaceX's Starlink constellation designed for communication purposes. Launched on August 18, 2020, from the Cape Canaveral Air Force Station (LC40) using a Falcon 9 launch vehicle, it has a dry mass of 248 kg and a launch mass of 260 kg. The satellite measures 0.2 meters in length, with a diameter of 2.8 meters and a span of 9 meters. It is equipped with Ku/Ka-band payload systems (all) and optical inter-satellite links on some prototypes. Propulsion is provided by krypton ion thrusters, while power comes from solar arrays and batteries. The satellite's shape is described as box + 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

248

Launch Mass

260

Shape

Box + pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Starlink V1.0-L10-45

Purpose

Communication

Mission

Communication

Manufacturer

SPXS

Life Expectancy

Unknown

Bus

Starlink

Configuration

Unknown

Motor

Krypton ion thrusters

Equipment

Ku/Ka-band payload (all), optical inter-satellite links (a few prototypes)

Power System

Solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Satellite Articles

View All Posts »

Learn more about satellites and other related topics.

SpaceX Logs Record 165 Launches in 2025, X Report 1 Jan 2026

SpaceX Logs Record 165 Launches in 2025, X Report 1 Jan 2026

SpaceX number of launches in 2025: a record 165 orbital flights. Starlink added 4.6M customers across 35 new markets; new Vandenberg pad offered.

Demystifying the USSPACECOM Two-Line Element Set Format

Demystifying the USSPACECOM Two-Line Element Set Format

Discover the history and significance of Two-Line Element Sets (TLEs) in satellite tracking. Dive into their components, applications, and how they are evolving to meet future space challenges.

Space Brief 29 Jul 2025

Space Brief 29 Jul 2025

Today's brief covers developments in space traffic management, the X-37B spaceplane's upcoming mission, and satellite interference with radio telescopes.

JSC Vimpel

JSC Vimpel

An analysis of Russia's independent space tracking system and how it compares to the established U.S. Space Surveillance Network

X Report 28 Aug 2025

X Report 28 Aug 2025

SpaceX continues to break records with the Falcon 9's 30th flight while Starship's successful test flight propels the program forward after recent challenges.

Space Brief 23 Feb 2025

Space Brief 23 Feb 2025

SpaceX launches Starlink satellites from both coasts, while first 3D atmospheric map of an exoplanet reveals extreme weather patterns, and Starlink missions push total count over 8,000 satellites.

Space Brief 8 Apr 2025

Space Brief 8 Apr 2025

Key highlights include the launch of a Navy SEAL astronaut to the ISS, multi-billion dollar contracts awarded by the US Space Force, advancements in secure GPS technology, and a strategic ISR arrangement.

The Bomb That NASA Built by Accident

The Bomb That NASA Built by Accident

An overlooked thermostat, eight hours of overheating on a Florida launch pad, and 200,000 miles of coasting through deep space. Then Oxygen Tank No. 2 tore itself apart, and three men had to figure out how to come home alive in a spacecraft designed to land on the Moon.