# Cosmos 902
**Wikidata**: [Q12754055](https://www.wikidata.org/wiki/Q12754055)  
**Source**: https://4ort.xyz/entity/cosmos-902

## Summary
Cosmos 902 (also known as Kosmos 902) was a Soviet satellite launched on April 7, 1977, designated within the Zenit-4MK class of spacecraft. It was deployed from the Plesetsk Cosmodrome using a Soyuz-U launch vehicle. The mission is identified by the international COSPAR ID 1977-026A and the satellite catalog number 09908.

## Key Facts
- **Classification:** Cosmos 902 is an instance of the Zenit-4MK satellite class.
- **Launch Date:** The mission launched on April 7, 1977.
- **Launch Vehicle:** It was propelled by a Soyuz-U rocket, a universal variant of the Soyuz design associated with the Soviet Union.
- **Launch Site:** The craft launched from Plesetsk Cosmodrome Site 43/4.
- **COSPAR ID:** Its international designation is 1977-026A.
- **Satellite Catalog Number:** It is tracked under number 09908.
- **Event Timing:** The specific rocket launch event occurred at 08:59:00.
- **Aliases:** The entity is also referred to as "Kosmos 902".

## FAQs
### Q: What type of satellite was Cosmos 902?
A: Cosmos 902 was a satellite of the Zenit-4MK class. It was launched as part of the Soviet Cosmos program, which utilized such designations for a variety of military and scientific satellites.

### Q: When was Cosmos 902 launched?
A: Cosmos 902 was launched on April 7, 1977. The specific time of the rocket launch event was 08:59:00.

### Q: What rocket and launch site were used for Cosmos 902?
A: The satellite was launched using a Soyuz-U rocket from the Plesetsk Cosmodrome, specifically from Site 43/4.

## Why It Matters
Cosmos 902 serves as a specific historical data point within the extensive timeline of the Soviet Cosmos program. As a Zenit-4MK satellite launched in the late 1970s, it represents the operational continuity of the Soviet Union's space surveillance and reconnaissance capabilities during the Cold War. The mission highlights the heavy reliance on the Plesetsk Cosmodrome and the workhorse nature of the Soyuz-U launch vehicle, which was critical to deploying the high volume of Cosmos-series satellites. Documenting this entity allows for precise tracking of orbital history and the specific utilization of the Zenit-4MK framework during this era. Its detailed launch records, including precise time and site coordinates, contribute to the broader understanding of Soviet space launch logistics and frequency.

## Notable For
- **Specific Satellite Class:** It is a confirmed example of the Zenit-4MK class of satellites.
- **Launch Configuration:** The mission utilized the Site 43/4 pad at Plesetsk Cosmodrome.
- **Precise Tracking:** The launch event is documented with a precise timestamp (08:59:00), allowing for accurate historical trajectory analysis.
- **Designation:** It holds the specific Wolfram Language entity code `Entity["Satellite", "09908"]`.

## Body

### Mission Profile
Cosmos 902 was launched under the standard Soviet practice of concealing specific military or reconnaissance missions under the generic "Cosmos" designation. As an instance of the **Zenit-4MK** class, the satellite was part of a series known for specific technical capabilities consistent with that design framework.

### Launch Details
The satellite successfully reached orbit via a **Soyuz-U** rocket. The Soyuz-U is a "Universal" variant of the Soyuz rocket family, developed and utilized by the **Soviet Union**.
- **Date:** April 7, 1977
- **Time:** 08:59:00
- **Location:** Plesetsk Cosmodrome Site 43/4

### Identification and Records
The spacecraft is cataloged in international and scientific databases with the following identifiers:
- **COSPAR ID:** 1977-026A
- **Satellite Number:** 09908
- **Wolfram Language Code:** Entity["Satellite", "09908"]

The entry is linked to Wikipedia pages in Macedonian (mk), Serbo-Croatian (sh), and Serbian (sr).

## References

1. Jonathan's Space Report