# Cosmos 1777
**Wikidata**: [Q12753446](https://www.wikidata.org/wiki/Q12753446)  
**Source**: https://4ort.xyz/entity/cosmos-1777

## Summary
Cosmos 1777 (also written Kosmos 1777) is a Strela-2M class Soviet/Russian communications satellite launched on 10 September 1986. It was assigned COSPAR ID 1986-070A and catalog number (SCN) 16952 and was launched from Plesetsk Cosmodrome Site 133 by a Kosmos-3M rocket.

## Key Facts
- Cosmos 1777 is an instance of the Strela-2M model of Soviet/Russian communications satellite.  
- COSPAR ID: 1986-070A.  
- Satellite catalog number (SCN): 16952.  
- Launch date (point in time): 1986-09-10.  
- Launch time (qualifier): 01:45:00.  
- Launch site / start point: Plesetsk Cosmodrome Site 133.  
- Launch vehicle: Kosmos-3M.  
- Alternate name / alias: Kosmos 1777.  
- Wolfram Language entity code: Entity["Satellite", "16952"].  
- Available Wikipedia language pages: Macedonian (mk), Serbo-Croatian (sh), Serbian (sr).

## FAQs
### Q: What is Cosmos 1777?
A: Cosmos 1777 is a Strela-2M communications satellite launched by the Soviet/Russian program. It is cataloged with COSPAR ID 1986-070A and SCN 16952.

### Q: When and where was Cosmos 1777 launched?
A: It was launched on 10 September 1986 at 01:45:00 from Plesetsk Cosmodrome Site 133.

### Q: Which rocket launched Cosmos 1777?
A: The satellite was launched by a Kosmos-3M launch vehicle.

### Q: Under what other name is Cosmos 1777 known?
A: It is also referenced as Kosmos 1777.

## Why It Matters
Cosmos 1777 is a part of the Strela-2M family, a model used for Soviet and Russian communications satellites. As one unit in that class, Cosmos 1777 contributed to the operational presence of the Strela lineup in orbit during the mid-1980s. Its launch from Plesetsk using a Kosmos-3M launch vehicle places it within the well-established Soviet-era launch infrastructure and vehicle family that supported numerous military and civil small-satellite deployments. Records such as its COSPAR ID (1986-070A) and catalog number (16952) make Cosmos 1777 identifiable in international satellite catalogs and databases, which is important for space situational awareness, historical research, and cross-referencing across technical resources (for example, Wolfram Language and multilingual Wikipedia entries). Even when specific mission details are limited in public sources, documented launch data and platform classification help researchers and archivists track the deployment and operational history of Cold War and post–Cold War-era satellite systems.

## Notable For
- Being a Strela-2M communications satellite, part of a recognized Soviet/Russian communications satellite model.  
- Launch date and time: 10 September 1986 at 01:45:00 (UTC reported as point in time).  
- Launched from Plesetsk Cosmodrome Site 133, a major Soviet/Russian polar-launch facility.  
- Lifted by the Kosmos-3M launch vehicle, a vehicle used widely by the Soviet/Russian space program.  
- Cataloged identifiers: COSPAR 1986-070A and SCN 16952; Wolfram Language entity Entity["Satellite","16952"].

## Body
### Overview
- Name: Cosmos 1777 (alias Kosmos 1777).  
- Classification: Instance of Strela-2M, a model of Soviet/Russian communications satellite.

### Identification and Cataloging
- COSPAR ID: 1986-070A.  
- Satellite catalog number (SCN): 16952.  
- Wolfram Language entity code: Entity["Satellite", "16952"].  
- Multilingual Wikipedia coverage includes pages in mk, sh, and sr.

### Launch details
- Launch date (point in time): 1986-09-10.  
- Launch time qualifier: 01:45:00.  
- Launch site / start point: Plesetsk Cosmodrome Site 133.  
- Launch vehicle: Kosmos-3M.

### Platform and context
- Platform/model: Strela-2M (identified as a model of Soviet/Russian communications satellite).  
- Launch vehicle context: Kosmos-3M is identified as a Russian rocket associated with the Soviet Union and Russia.

### Significant event record
- Recorded significant event: rocket launch from Plesetsk Cosmodrome Site 133 at 01:45:00 on 1986-09-10.

### External identifiers and links
- COSPAR ID and SCN provide standard international identifiers for cross-referencing satellite catalogs and databases.  
- The Wolfram Language entity code can be used to look up computational or programmatic information in Wolfram resources.

## References

1. Jonathan's Space Report