Space Brief 10 Sep 2025
Today's highlights include China's launch of a mystery spysat, Maxar's terrain data for U.S. Army systems, and multiple U.S. defense firms enhancing satellite capabilities.
STARLINK-35727 (66281)
COSPAR: 2025-247S | Alt Name: N/A
Image
Additional Sources
Launch Details
Orbital Elements
NORAD ID
66281
International Designator
2025-247S
Epoch
Sun, 19 Jul 2026 17:04:20 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
53.16°
Right Ascension
297.02°
Eccentricity
Calculating...
Argument of Perigee
85.25°
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
Basic Satellite Info
Name
STARLINK-35727
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 66281U 25247S 26200.71135058 .00008365 00000+0 25843-3 0 9999
2 66281 53.1558 297.0234 0001074 85.2512 274.8613 15.34400132 41261
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 11-23-17
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
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 Awards $437M to Viasat, SES for Military Satcom | KeepTrack Space Brief
Space Force contracts Viasat and SES for $437M Protected Tactical Satcom-Global program. Four new GEO satellites replace vulnerable single-satellite systems.
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.
X Report 31 Aug 2025
SpaceX successfully launched its ninth Starlink mission of the month, boosting broadband coverage with additional satellites deployed from both coasts. The latest missions underscore the company's commitment to expanding global internet access.
The Day the Navy's Eyes Reached Orbit
Forty-two years ago, an Atlas H rocket climbed into the California sky carrying four objects that would help the U.S. Navy track every Soviet warship on the planet - a mission so secret that even the satellites' true name wasn't declassified until 2023
X Report 8 Dec 2025
SpaceX faces weather challenges as it scrubs the launch of its 3,000th Starlink satellite. Meanwhile, Elon Musk discusses advancing to a Type II civilization in an engaging social media post.
NRO Adds 3 New Partners to Commercial Imaging Program | KeepTrack Space Brief
NRO expands commercial imaging with HEO, SatVu, and Sierra Nevada. ChatGPT rolls out to 3 million military users via GenAI.mil. C-130J deliveries paused.
Space Brief 1 Feb 2025
Today's brief covers advances in satellite docking technology, challenges faced by space companies with government navigation, and China's leap in space autonomy through AI developments.