# Kosmos 917

> Russian military early warning satellite

**Wikidata**: [Q3399360](https://www.wikidata.org/wiki/Q3399360)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kosmos_917)  
**Source**: https://4ort.xyz/entity/kosmos-917

## Summary
Kosmos 917 is a Russian military early warning satellite launched on June 16, 1977, as part of the US-K series. It was deployed from the Plesetsk Cosmodrome using a Molniya-M rocket and is classified as an artificial satellite of the Earth.

## Key Facts
- **Launch Date**: June 16, 1977
- **Launch Vehicle**: Molniya-M
- **Launch Site**: Plesetsk Cosmodrome Site 43/4
- **Series**: US-K (Soviet/Russian early warning satellites)
- **Classification**: Artificial satellite of the Earth
- **COSPAR ID**: 1977-047A
- **Instance Of**: US-K satellite
- **Significant Event**: Rocket launch at 01:58:00 UTC on June 16, 1977

## FAQs
### Q: What was Kosmos 917 used for?
A: Kosmos 917 was a Russian military early warning satellite designed to detect and track missile launches, part of the US-K series.

### Q: Which rocket launched Kosmos 917?
A: Kosmos 917 was launched using a Molniya-M rocket from the Plesetsk Cosmodrome on June 16, 1977.

### Q: What is the COSPAR ID of Kosmos 917?
A: The COSPAR ID for Kosmos 917 is 1977-047A.

### Q: Where was Kosmos 917 launched from?
A: Kosmos 917 was launched from Plesetsk Cosmodrome Site 43/4 in Russia.

### Q: What series does Kosmos 917 belong to?
A: Kosmos 917 is part of the US-K series of Soviet and Russian early warning satellites.

## Why It Matters
Kosmos 917 played a critical role in Russia's early warning system, contributing to the detection and tracking of missile launches. As part of the US-K series, it was designed to enhance the Soviet Union's defense capabilities by providing timely alerts of potential threats. Its deployment highlights the advancements in space-based surveillance technology during the Cold War era. The satellite's successful launch and operation underscored the effectiveness of the Molniya-M rocket in delivering military payloads into orbit.

## Notable For
- **Part of the US-K Series**: Kosmos 917 is one of several satellites in the US-K series, which were key to Russia's early warning system.
- **Molniya-M Launch**: The satellite was launched using the Molniya-M rocket, a reliable Soviet space launcher.
- **Plesetsk Deployment**: It was deployed from the Plesetsk Cosmodrome, a major site for Russian space launches.
- **Early Warning Capability**: Like other US-K satellites, Kosmos 917 was designed to detect and track missile launches, providing early warning for defense purposes.

## Body
### Overview
Kosmos 917 is a Russian military satellite launched on June 16, 1977, as part of the US-K series. It was deployed from the Plesetsk Cosmodrome using a Molniya-M rocket and is classified as an artificial satellite of the Earth.

### Launch Details
- **Launch Date**: June 16, 1977
- **Launch Time**: 01:58:00 UTC
- **Launch Vehicle**: Molniya-M
- **Launch Site**: Plesetsk Cosmodrome Site 43/4

### Classification and Series
- **Instance Of**: US-K satellite, artificial satellite of the Earth
- **Series**: US-K (Soviet/Russian early warning satellites)

### Identification
- **COSPAR ID**: 1977-047A
- **Wikipedia Title**: Kosmos 917

### Significance
Kosmos 917 was part of Russia's early warning system, contributing to the detection and tracking of missile launches. Its operation highlights the Soviet Union's advancements in space-based surveillance technology during the Cold War. The satellite's successful deployment underscores the reliability of the Molniya-M rocket in delivering military payloads into orbit.

## References

1. Jonathan's Space Report