X Report 21 Aug 2025
Today's brief highlights the upcoming X-37B military spaceplane launch, ongoing partnerships to protect radio astronomy, and West Virginia's minimal allocation of broadband subsidies to satellite providers like SpaceX.
COSMOS 1058 (11135)
COSPAR: 1978-109H | Alt Name: Kosmos-1058
Image
Additional Sources
Launch Details
Launch Date
December 5, 1978
Launch Site
PLMSC
Launch Pad
LC132/2
Launch Vehicle
Kosmos 11K65M
Orbital Elements
NORAD ID
11135
International Designator
1978-109H
Epoch
Fri, 03 Jul 2026 19:00:13 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
74.02°
Right Ascension
19.53°
Eccentricity
Calculating...
Argument of Perigee
218.58°
Period
116.18 min
Mean Motion
12.40 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
COSMOS 1058
Alternative Name
Kosmos-1058
Type
Payload
Status
Unknown
Owner
GUKOSR
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 11135U 78109H 26184.79182626 -.00000015 00000-0 11040-5 0 9996
2 11135 74.0173 19.5333 0036703 218.5837 151.8263 12.39503444152720
Source: Celestrak
Summary
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Physical Characteristics
Length
0.8
Diameter
0.8
Span
0.8
Dry Mass
60
Launch Mass
60
Shape
Poly
Radar Cross Section
0.6908
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Strela-1M Blok 21 No. 8
Purpose
Military Communication
Mission
Military Communication
Manufacturer
NPOPM
Life Expectancy
6 months
Bus
Strela-1 11F625
Configuration
Unknown
Motor
Unknown
Equipment
Unknown
Power System
Solar cells, batteries
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.
SpaceX Postpones Falcon Heavy Launch Carrying Secretive X-37B Spaceplane
SpaceX delays the much-anticipated Falcon Heavy launch of the secretive X-37B military spaceplane, marking a significant moment in space exploration and military technology.
SpaceX Plans Three Launches This Week Including ISRO Rideshare | KeepTrack X Report
SpaceX targets three launches this week including a rideshare mission with India's ISRO into Sun-Synchronous Orbit. Starlink network continues expanding with ongoing satellite deployments.
The Day Humanity Broke Its Last Tether to Earth
Forty-one years ago, astronaut Bruce McCandless II became the first human to float completely free in space, pushing the boundaries of both technology and human courage
Space Brief 13 Dec 2025
Today's briefing covers a new naming system by Space Force, China's space advances, drone defense at Cape Canaveral, and more military updates impacting space operations.
SpaceX Launches AST SpaceMobile Block 2 BlueBird Satellites | KeepTrack Space Brief
SpaceX launched three Block 2 BlueBird satellites for AST SpaceMobile from Cape Canaveral. Block 2 variants are larger with enhanced capacity compared to Block 1 units already in orbit.
Space Brief 29 Nov 2025
Today's Space Brief covers a Soyuz launch mishap that damaged Baikonur pad, Varda Space's AFRL test flights, ION vehicles aboard SpaceX Transporter-15, and more.
SpaceX Buys Cursor AI for $60B After IPO, X Report 17 Jun 2026
SpaceX acquires Cursor AI maker Anysphere for $60B in its first post-IPO deal, as Falcon 9 lofts 3 Block 2 BlueBird satellites for AST SpaceMobile.