STARLINK-35121 (65737)

COSPAR: 2025-216D | Alt Name: N/A

Image

Additional Sources

Launch Details

Launch Date

September 25, 2025

Launch Site

Cape Canaveral Space Force Station

Launch Pad

LC40

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

65737

International Designator

2025-216D

Epoch

Sun, 19 Jul 2026 19:55:59 GMT

Apogee

Calculating...

Perigee

Calculating...

Inclination

53.16°

Right Ascension

78.50°

Eccentricity

Calculating...

Argument of Perigee

106.05°

Period

93.85 min

Mean Motion

15.34 rev/day

Latitude

Calculating...

Longitude

Calculating...

Altitude

Calculating...

Velocity

Calculating...

Polar Plot

3D Visualization

Explore in the Catalog

Starlink V2MO bus SpaceX Starlink constellation United States satellites Payloads

Basic Satellite Info

Name

STARLINK-35121

Alternative Name

N/A

Type

Payload

Status

Operational

Owner

SPXS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 65737U 25216D   26200.83055462  .00018357  00000+0  55295-3 0  9999

2 65737  53.1571  78.4990 0000998 106.0515 254.0597 15.34409282 46788

Source: Celestrak

Summary

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

0.3

Diameter

4.1

Span

29.0

Dry Mass

530

Launch Mass

575

Shape

Box + pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Starlink Group 10-15-04

Purpose

Unknown

Mission

Unknown

Manufacturer

SPXS

Life Expectancy

Unknown

Bus

Starlink V2MO

Configuration

Unknown

Motor

Unknown

Equipment

Unknown

Power System

Unknown

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.

Latitude

Longitude

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.

Space Force Raises Andromeda Contract to $6.2B for SSA Satellites | KeepTrack Space Brief

U.S. Space Force increased Andromeda contract ceiling to $6.2 billion for next-generation space situational awareness satellites replacing GSSAP and SILENTBARKER programs.

X Report 30 Jul 2025

SpaceX continues to push boundaries with the successful launch of 28 Starlink satellites and significant testing preparations for upcoming Crew-11 and Starship missions.

X Report 13 Jul 2025

SpaceX successfully launched an Israeli satellite and remains on track for its upcoming Crew-11 mission while continuing to engage in mystery satellite launches.

SpaceX to Launch 11,000th Starlink Satellite, Crew-12 Moved Up to Feb 11 | KeepTrack X Report

SpaceX set to launch 11,000th Starlink satellite on Starlink 17-19 from Vandenberg. NASA moves Crew-12 launch to Feb 11 after ISS medical evacuation. Starship V3 targets mid-March first flight.

X Report 26 Jul 2025

This week's SpaceX developments include notable upcoming missions, with a Starlink launch on the horizon and Crew Dragon's readiness for the next astronaut mission.

Long March 10B Debut Highlights 4-Launch Week | KeepTrack Week in Review

This week: China's Long March 10B debuted successfully, SpaceX merged with xAI, and Starlink topped 10,775 satellites in orbit.

X Report 21 Jun 2025

Today's report highlights the causes behind a recent Starship explosion, a significant delay in Axiom-4's launch, and the ongoing tension surrounding SpaceX's market dominance.

SpaceX Blocks Unauthorized Russian Starlink Terminals | KeepTrack X Report

SpaceX disables Starlink terminals used by Russian troops after Ukrainian coordination. Crew-12 delayed to Feb 13 by weather. 24 Starlink satellites launched from Vandenberg.