Blue Origin's New Glenn Explodes During Ground Test | KeepTrack Space Brief
Blue Origin's New Glenn rocket exploded during ground testing May 28, visible from hundreds of miles across Florida. Fireball halts vehicle pending failure investigation.
COSMOS 858 (09443)
COSPAR: 1976-098A | Alt Name: Kosmos-858
Image
Additional Sources
Launch Details
Launch Date
September 29, 1976
Launch Site
PLMSC
Launch Pad
LC132/2
Launch Vehicle
Kosmos 11K65M
Orbital Elements
NORAD ID
09443
International Designator
1976-098A
Epoch
Sun, 19 Jul 2026 19:24:05 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
74.05°
Right Ascension
98.42°
Eccentricity
Calculating...
Argument of Perigee
213.09°
Period
100.34 min
Mean Motion
14.35 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Explore in the Catalog
Basic Satellite Info
Name
COSMOS 858
Alternative Name
Kosmos-858
Type
Payload
Status
Unknown
Owner
GUKOSR
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 09443U 76098A 26200.80839184 .00000047 00000+0 25555-4 0 9997
2 09443 74.0491 98.4212 0014457 213.0898 146.9351 14.35137118603434
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
3
Diameter
2
Span
3
Dry Mass
800
Launch Mass
800
Shape
Cyl
Radar Cross Section
2.0532
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Strela-2M No. [24]
Purpose
Military Communication, store dump
Mission
Military Communication, store dump
Manufacturer
OKB10
Life Expectancy
6 months
Bus
Strela-2M
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.
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.
X Report 6 Nov 2025
SpaceX successfully launched 29 Starlink satellites, marking the start of a busy month for their satellite deployment efforts. The mission is part of an ongoing expansion of their broadband internet constellation.
SpaceX Falcon 9 Grounded After Rare Launch Failure
The FAA grounds SpaceX's Falcon 9 rocket after a launch mishap, potentially impacting NASA's crewed missions and disrupting SpaceX's ambitious launch schedule.
Starlink 17-40 Adds 24 Sats from Vandenberg | KeepTrack X Report
SpaceX's Starlink 17-40 mission launches 24 satellites from Vandenberg SFB at 7:36 a.m. PDT, expanding the 10,705-satellite constellation.
White House Orders Space Nuclear Power by 2028 | KeepTrack Space Brief
White House directs NASA and Pentagon to field space nuclear power systems by 2028, with DoD demonstration required by 2031. Game-changer for military satellite power budgets.
The Dog They Never Planned to Bring Home
On April 14, 1958, Sputnik 2 burned up over the North Atlantic, carrying the remains of a stray dog from Moscow who had been dead for five months. The Soviet Union told the world she survived for days. It took forty-five years for the truth to come out.
X Report 20 Jun 2025
SpaceX experiences significant setbacks with Starship after Ship 36 explodes during static fire preparations, while Eutelsat secures funding to bolster competition against Starlink.