# Progress 7

> Soviet uncrewed Progress cargo spacecraft

**Wikidata**: [Q10639657](https://www.wikidata.org/wiki/Q10639657)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Progress_7)  
**Source**: https://4ort.xyz/entity/progress-7

## Summary
Progress 7 was a Soviet uncrewed Progress cargo spacecraft launched on June 28, 1979. As a specific instance of the Progress 7K-TG class, it was utilized for automated logistical missions and was deployed using a Soyuz-U rocket from the Baikonur Cosmodrome.

## Key Facts
- **Classification:** Soviet uncrewed Progress cargo spacecraft; instance of Progress 7K-TG.
- **Launch Date:** June 28, 1979.
- **Launch Vehicle:** Soyuz-U rocket.
- **Launch Site:** Baikonur Cosmodrome Site 31.
- **COSPAR ID:** 1979-059A.
- **Satellite Catalog Number (SCN):** 11421.
- **Significant Event:** Rocket launch on June 28, 1979.
- **Associated Entity Codes:** Google Knowledge Graph ID `/g/11dyjk7q7`; Wolfram Language Entity `Entity["Satellite", "11421"]`.

## FAQs
### Q: What type of spacecraft was Progress 7?
A: Progress 7 was a Soviet uncrewed cargo spacecraft. It belonged specifically to the Progress 7K-TG class of vehicles.

### Q: When and where was Progress 7 launched?
A: The spacecraft was launched on June 28, 1979, from the Baikonur Cosmodrome Site 31.

### Q: What rocket was used to launch Progress 7?
A: Progress 7 was launched atop a Soyuz-U rocket, a universal variant of the Soyuz rocket design.

## Why It Matters
Progress 7 represents a specific mission within the broader scope of Soviet automated space logistics during the late 1970s. As an instance of the Progress 7K-TG class, it illustrates the operational reliance on uncrewed vehicles to maintain space stations, a capability critical to long-term space habitation. The mission highlights the use of the Soyuz-U launch vehicle, a workhorse of the Soviet space program, and documents the activity at Baikonur Cosmodrome Site 31. By cataloging this mission with identifiers such as COSPAR ID 1979-059A and SCN 11421, space history records preserve the technical and temporal context of Soviet space exploration during this era.

## Notable For
- Being a defined example of the **Progress 7K-TG** spacecraft class.
- Launching via the **Soyuz-U** rocket system.
- Identification in major data systems including **Wikidata**, the **Google Knowledge Graph**, and the **Wolfram Language**.
- Utilization of **Baikonur Cosmodrome Site 31** for its launch point.

## Body

### Mission Profile and Classification
Progress 7 is classified as a Soviet uncrewed Progress cargo spacecraft. Specifically, it is an instance of the **Progress 7K-TG** class, a designation for Soviet uncrewed spacecraft designed for resupply missions. The spacecraft was assigned the Satellite Catalog Number (SCN) **11421** and the international designator **1979-059A**.

### Launch Details
The spacecraft's significant event was a **rocket launch** that took place on **June 28, 1979**.
*   **Launch Vehicle:** The mission utilized a **Soyuz-U** rocket, a universal variant of the Soyuz rocket design family used extensively by the Soviet Union.
*   **Start Point:** The launch originated from **Baikonur Cosmodrome Site 31**, a major launch complex in the Soviet Union.

### Data Identifiers
In addition to its operational designation, Progress 7 is tracked through various knowledge systems:
*   **Wolfram Language:** Identified as `Entity["Satellite", "11421"]`.
*   **Google Knowledge Graph:** Assigned the ID `/g/11dyjk7q7`.
*   **Wikipedia:** The entity is titled "Progress 7" and has sitelinks in English (en) and Swedish (sv).

## References

1. Jonathan's Space Report