# Cosmos 828
**Wikidata**: [Q559581](https://www.wikidata.org/wiki/Q559581)  
**Source**: https://4ort.xyz/entity/cosmos-828

## Summary
Cosmos 828 is a Soviet military communications satellite launched on June 15, 1976. It belongs to the Strela-1M class of low-Earth orbit communication satellites and was deployed using a Kosmos-3M rocket from the Plesetsk Cosmodrome. The satellite is part of the broader Soviet space program and serves tactical communication purposes.

## Key Facts
- Official designation: Cosmos 828 (alias: Kosmos 828)
- COSPAR ID: 1976-054D
- SCN number: 08892
- Launch date: June 15, 1976
- Launch time: 13:19:01 UTC
- Launch site: Plesetsk Cosmodrome Site 132
- Launch vehicle: Kosmos-3M rocket
- Satellite class: Strela-1M
- Country of origin: Soviet Union
- Related classes: Strela-1M, Kosmos-3M

## FAQs
### Q: What is Cosmos 828?
A: Cosmos 828 is a Soviet-era military communications satellite launched in 1976. It is part of the Strela-1M series, designed for secure tactical communications.

### Q: When was Cosmos 828 launched?
A: Cosmos 828 was launched on June 15, 1976, at 13:19:01 UTC from the Plesetsk Cosmodrome in the Soviet Union.

### Q: What kind of satellite is Cosmos 828?
A: Cosmos 828 is a Strela-1M-class satellite, used primarily for military communications within the Soviet Union's space-based communication infrastructure.

## Why It Matters
Cosmos 828 represents a key component of the Soviet Union’s strategic military communications network during the Cold War era. As part of the Strela-1M program, it contributed to enhancing secure, store-and-forward communication capabilities across remote regions. These satellites were instrumental in supporting command and control systems, particularly in areas with limited terrestrial infrastructure. Its deployment reflects the USSR's advancements in dual-use space technology, balancing civilian and defense applications. Cosmos 828 also exemplifies the standardized approach taken by the Soviet space program in launching constellations of small, purpose-built satellites.

## Notable For
- Part of the operational Strela-1M military satellite constellation
- Launched via the reliable Kosmos-3M rocket, a staple of Soviet launches
- Represents Soviet efforts in developing secure, low-orbit communication networks
- One of many Cosmos-labeled missions that formed the backbone of Soviet space operations
- Included in international satellite databases under SCN number 08892

## Body

### Mission Overview
Cosmos 828 was launched as part of the Soviet Union’s extensive Cosmos satellite program, which encompassed a wide range of scientific, navigational, and military payloads. Specifically, it falls into the category of military communications satellites developed under the Strela-1M project.

### Technical Classification
- **Instance Of**: Strela-1M satellite
- **Purpose**: Secure tactical communications
- **Orbital Regime**: Low Earth Orbit (LEO)
- **SCN Number**: 08892
- **COSPAR ID**: 1976-054D

### Launch Details
- **Launch Date**: June 15, 1976
- **Launch Time**: 13:19:01 UTC
- **Launch Vehicle**: Kosmos-3M
- **Launch Site**: Plesetsk Cosmodrome, Site 132
- **Country**: Soviet Union

The launch marked another successful mission in the long-running Kosmos program, which often utilized the Kosmos-3M two-stage liquid-fueled rocket for placing smaller satellites into orbit.

### Operational Context
As a member of the Strela-1M family, Cosmos 828 participated in a system designed to relay encrypted messages between ground stations and mobile units. These satellites typically operated in highly inclined orbits to ensure global coverage over high-latitude regions relevant to Soviet strategic interests.

### Legacy and Documentation
Cosmos 828 has entries in multiple language editions of Wikipedia including Hungarian, Macedonian, Serbian, and Serbo-Croatian. It is also recognized in Wolfram|Alpha's curated data set under the identifier Entity["Satellite", "08892"]. This cross-referencing confirms its inclusion in both public and academic databases tracking artificial satellites.

## References

1. Jonathan's Space Report