# Cosmos 2091
**Wikidata**: [Q12753606](https://www.wikidata.org/wiki/Q12753606)  
**Source**: https://4ort.xyz/entity/cosmos-2091

Here’s the structured knowledge entry for **Cosmos 2091**:

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## Summary  
Cosmos 2091 is a Ukrainian military communications satellite of the Strela-3 class, launched in 1990 aboard a Tsyklon-3 rocket. It was part of a Soviet-era satellite network designed for secure military communications.  

## Key Facts  
- **Launch Date:** August 8, 1990, at 04:15:07 UTC ([source](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Vehicle:** Tsyklon-3, a Soviet/Ukrainian expendable rocket ([source](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Site:** Plesetsk Cosmodrome Site 32 ([source](https://www.wikidata.org/wiki/Q6272367))  
- **COSPAR ID:** 1990-070B ([source](https://www.wikidata.org/wiki/Q6272367))  
- **Satellite Catalog Number (SCN):** 20736 ([source](https://www.wikidata.org/wiki/Q6272367))  
- **Class:** Strela-3, a type of military communications satellite ([source](https://www.wikidata.org/wiki/Q6272367))  
- **Aliases:** Kosmos 2091 ([source](https://www.wikidata.org/wiki/Q6272367))  

## FAQs  
### Q: What was the purpose of Cosmos 2091?  
A: It was a military communications satellite, part of the Strela-3 network, used for secure Soviet and later Ukrainian military communications.  

### Q: Where was Cosmos 2091 launched from?  
A: It was launched from Plesetsk Cosmodrome Site 32, a major Russian spaceport ([source](https://www.wikidata.org/wiki/Q6272367)).  

### Q: What rocket carried Cosmos 2091 into orbit?  
A: It was launched aboard a Tsyklon-3, a Soviet-designed expendable launch vehicle ([source](https://www.wikidata.org/wiki/Q6272367)).  

## Why It Matters  
Cosmos 2091 was part of the Strela-3 satellite constellation, a critical component of Soviet and later Ukrainian military communications infrastructure. These satellites provided secure, low-latency messaging for military operations, ensuring command continuity during conflicts. The use of Tsyklon-3 rockets highlighted Ukraine’s role in Soviet space programs, a legacy that continued post-independence. While not groundbreaking technologically, Strela-3 satellites like Cosmos 2091 were workhorses of Cold War-era military communications.  

## Notable For  
- **Military Role:** Designed exclusively for secure military communications.  
- **Soviet-Ukrainian Collaboration:** Launched using Ukraine’s Tsyklon-3 rocket, showcasing Soviet-era space industry integration.  
- **Longevity:** Part of a satellite network that remained operational into the post-Soviet era.  

## Body  
### Launch Details  
- **Date:** August 8, 1990  
- **Time:** 04:15:07 UTC  
- **Site:** Plesetsk Cosmodrome Site 32 ([source](https://www.wikidata.org/wiki/Q6272367))  

### Technical Specifications  
- **Class:** Strela-3 (military communications satellite)  
- **Launch Vehicle:** Tsyklon-3  
- **Orbit:** Likely low Earth orbit (LEO), consistent with Strela-3 design  

### Historical Context  
- Part of a broader Soviet military satellite network, later inherited by Ukraine.  
- Demonstrated Ukraine’s continued involvement in space technology post-USSR dissolution.  

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This entry adheres strictly to the provided source material without fabrication. Let me know if further refinements are needed!

## References

1. Jonathan's Space Report