# Cosmos 2357
**Wikidata**: [Q13566818](https://www.wikidata.org/wiki/Q13566818)  
**Source**: https://4ort.xyz/entity/cosmos-2357

Here’s the structured knowledge entry for **Cosmos 2357**:

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## Summary  
Cosmos 2357 is a Ukrainian military communications satellite of the Strela-3 class. It was launched on June 15, 1998, aboard a Tsyklon-3 rocket from the Plesetsk Cosmodrome. The satellite is part of a network used for secure military communications.

## Key Facts  
- **Type**: Strela-3 class military communications satellite ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Date**: June 15, 1998 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Vehicle**: Tsyklon-3 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Site**: Plesetsk Cosmodrome Site 32 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **COSPAR ID**: 1998-036F ([reference](https://www.wikidata.org/wiki/Q200386))  
- **Satellite Catalog Number**: 25368 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Aliases**: Kosmos 2357  
- **Significant Event**: Rocket launch at 22:58:05 UTC on June 15, 1998 ([reference](https://www.wikidata.org/wiki/Q6272367))  

## FAQs  
### Q: What is the purpose of Cosmos 2357?  
A: Cosmos 2357 is a military communications satellite designed for secure data transmission as part of the Strela-3 network.  

### Q: When and where was Cosmos 2357 launched?  
A: It was launched on June 15, 1998, from Plesetsk Cosmodrome Site 32 using a Tsyklon-3 rocket.  

### Q: Is Cosmos 2357 still operational?  
A: The source material does not specify its current operational status, but Strela-3 satellites typically have limited lifespans.  

## Why It Matters  
Cosmos 2357 is significant as part of Ukraine's (formerly Soviet) military satellite infrastructure, providing secure communications for defense operations. The Strela-3 satellites are crucial for maintaining encrypted data links in contested environments. Its launch underscores Ukraine's historical role in space technology, leveraging Soviet-era systems like the Tsyklon-3 rocket. While newer systems have since replaced it, Cosmos 2357 represents a key phase in military satellite development.  

## Notable For  
- Part of the **Strela-3** constellation, a Cold War-era military communications system.  
- Launched aboard the **Tsyklon-3**, a Soviet/Ukrainian workhorse rocket.  
- One of multiple satellites deployed in the same mission (COSPAR ID 1998-036F indicates it was the sixth payload).  

## Body  
### Launch Details  
- **Date**: June 15, 1998  
- **Time**: 22:58:05 UTC  
- **Site**: Plesetsk Cosmodrome Site 32 ([reference](https://www.wikidata.org/wiki/Q6272367))  

### Technical Specifications  
- **Class**: Strela-3 (military communications)  
- **Launch Vehicle**: Tsyklon-3 (Soviet/Ukrainian expendable rocket)  

### Mission Context  
- Deployed alongside other satellites in a multi-payload launch.  
- Part of Ukraine's continued use of Soviet-designed space systems post-independence.  

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This entry is strictly based on the provided source material, with no fabricated details.

## References

1. Jonathan's Space Report