# Bion 4

> bion satellite

**Wikidata**: [Q25919](https://www.wikidata.org/wiki/Q25919)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kosmos_936)  
**Source**: https://4ort.xyz/entity/bion-4

## Summary
Bion 4, also known as Cosmos 936, was a Soviet biological satellite launched on August 3, 1977. It was part of the Bion program and conducted experiments in space biology.

## Key Facts
- Bion 4 was launched on August 3, 1977 from Plesetsk Cosmodrome Site 43
- It was also known by the name Cosmos 936
- The satellite was launched using a Soyuz-U rocket
- It was part of the Bion satellite program class
- The COSPAR identifier for Bion 4 is 1977-074A
- The serial number (scn) for the satellite is 10172
- It was manufactured by Progress State Research and Production Rocket Space Center
- The satellite was operated by the Russian Academy of Sciences
- Bion 4 was preceded by Bion 3 and followed by Bion 5 in the program

## FAQs
### Q: What was Bion 4?
A: Bion 4 was a Soviet biological satellite launched in 1977, also known as Cosmos 936. It was part of the Bion program and conducted experiments in space biology.

### Q: When and where was Bion 4 launched?
A: Bion 4 was launched on August 3, 1977 from Plesetsk Cosmodrome Site 43. It was lifted into orbit by a Soyuz-U rocket.

### Q: What was the Bion program?
A: The Bion program was a series of Soviet satellites for biological experiments in space. Bion 4 was the fourth satellite in this program.

### Q: How does Bion 4 relate to other Bion satellites?
A: Bion 4 was the fourth satellite in the Bion program, following Bion 3 and preceding Bion 5. The entire Bion series was developed for space biology research.

### Q: What organization was responsible for Bion 4?
A: Bion 4 was operated by the Russian Academy of Sciences and manufactured by Progress State Research and Production Rocket Space Center.

## Why It Matters
Bion 4 was part of the Soviet Bion program, which conducted experiments in space biology. As the fourth satellite in this series, it contributed to the overall scientific knowledge gained from the Bion missions. The program represented a significant aspect of Soviet space research activities during the late 1970s, providing a platform for studying how biological organisms respond to space environments.

## Notable For
- Being the fourth satellite in the Soviet Bion biological research satellite program
- Launching on August 3, 1977, a specific date in space exploration history
- Utilizing a Soyuz-U rocket, a significant launch vehicle in Soviet space history
- Having the COSPAR identifier 1977-074A, which is a unique designation in space registry
- Being also known as Cosmos 936, indicating its inclusion in the Cosmos satellite series

## Body
### Mission Overview
Bion 4 was launched on August 3, 1977, at 14:01:00 from Plesetsk Cosmodrome Site 43. The satellite was part of the Bion program, which focused on biological experiments in space. It was also known by its Cosmos designation, Cosmos 936.

### Technical Specifications
- Serial Number (scn): 10172
- COSPAR ID: 1977-074A
- Launch Vehicle: Soyuz-U
- Launch Site: Plesetsk Cosmodrome Site 43
- Manufacturer: Progress State Research and Production Rocket Space Center

### Program Context
Bion 4 was the fourth satellite in the Bion program, following Bion 3 and preceding Bion 5. The entire Bion program was developed for space biology research.

### Operation and Control
The satellite was operated by the Russian Academy of Sciences. The Bion program was a significant component of Soviet space research.

### Documentation and References
Bion 4 has documentation in multiple languages, including Bulgarian, English, Spanish, Galician, Hungarian, Macedonian, Portuguese, Russian, Serbo-Croatian, and Serbian. The satellite has 10 sitelinks across various Wikipedia language editions.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Bion 4",
  "description": "A Soviet biological satellite launched in 1977, also known as Cosmos 936, that conducted experiments in space biology.",
  "url": "https://en.wikipedia.org/wiki/Kosmos_936",
  "sameAs": [
    "https://www.wikidata.org/wiki/Q41643",
    "https://en.wikipedia.org/wiki/Kosmos_936"
  ],
  "additionalType": "Satellite"
}

## References

1. Jonathan's Space Report
2. Freebase Data Dumps. 2013