X Report 13 Mar 2025
SpaceX scrubs Crew-10 launch due to hydraulics issue; successful Falcon 9 launch for NASA missions, and Texas supports SpaceX expansion.
COSMOS 1837 (17880)
COSPAR: 1987-035A | Alt Name: Kosmos-1837
DECAYED
Image
Additional Sources
Launch Details
Launch Date
April 22, 1987
Launch Site
PLMSC
Launch Pad
LC43/3
Launch Vehicle
Soyuz-U
Orbital Elements
NORAD ID
17880
International Designator
1987-035A
Decay Date
4/28/1987
Basic Satellite Info
Name
COSMOS 1837
Alternative Name
Kosmos-1837
Type
Payload
Status
Decayed
Owner
UNKS
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
COSMOS 1837 (also known as Kosmos-1837) is a reconnaissance satellite launched by the Soviet Union on April 22, 1987, using a Soyuz-U launch vehicle from LC43/3 at PLMSC. The spacecraft has a sphere + DCone shape with dimensions of 6 meters in length and diameter of 2.2 meters, spanning 6 meters overall. It weighs 2655 kg both at launch and dry mass. COSMOS 1837 is equipped with batteries for power and carries the Oblik No. 357 payload on a Zenit bus configuration manufactured by TSSKB. Its mission involves reconnaissance through film return type photography, utilizing motors such as 11D82M and S5.120 (maneuver module).
Physical Characteristics
Length
6
Diameter
2.2
Span
6
Dry Mass
2655
Launch Mass
2655
Shape
Sphere + DCone
Radar Cross Section
11.31
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Oblik No. 357
Purpose
Reconnaissance, photo (film return type)
Mission
Reconnaissance, photo (film return type)
Manufacturer
TSSKB
Life Expectancy
Unknown
Bus
Oblik
Configuration
Zenit bus
Motor
11D82M; S5.120 (maneuver module)
Equipment
Unknown
Power System
Batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
Space Brief 5 Jun 2025
Today's brief highlights a significant geospatial data collaboration between Maxar and Saab, defense budget discussions affecting satellite deployments, and the naming of new military command chiefs.
X Report 29 Nov 2025
SpaceX successfully launched the Transporter-15 rideshare mission, deploying 140 payloads including significant international contributions. Meanwhile, the company progresses with Booster 19 stacking after the recent Booster 18 anomaly.
X Report 11 Dec 2025
SpaceX has confirmed plans for an IPO and successfully launched multiple batches of Starlink satellites, advancing its mission for global internet coverage.
Space Brief 9 Feb 2025
Today's highlights include Rocket Lab's successful 2025 kick-off launch, SpaceX's upcoming Starlink deployment, and a significant military satellite contract competition.
The Korean Optical Wide-field patroL-Network (OWL-Net)
South Korea's sophisticated network of robotic telescopes provides critical space situational awareness while strengthening the nation's position in space security amid regional tensions
X Report 26 Jun 2025
SpaceX successfully launched the Ax-4 private astronaut mission to the ISS while continuing its satellite deployment with 27 new Starlink satellites, amidst ongoing recovery efforts from the loss of Ship 36.
X Report 27 Sep 2025
SpaceX continues to make strides in both its Starship program and Starlink satellite deployments, with a successful launch of 24 Starlink satellites and preparations for upcoming missions.