# Progress M-26M

> Russian cargo spacecraft

**Wikidata**: [Q19313697](https://www.wikidata.org/wiki/Q19313697)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Progress_M-26M)  
**Source**: https://4ort.xyz/entity/progress-m-26m

Here’s the structured knowledge entry for **Progress M-26M**:

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## Summary  
Progress M-26M was a Russian cargo spacecraft launched in 2015 to resupply the International Space Station (ISS). It was part of the Progress-M class and was carried into orbit by a Soyuz-U rocket. The spacecraft completed its mission and re-entered Earth's atmosphere in August 2015.

## Key Facts  
- **Launch Date**: February 17, 2015 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Vehicle**: Soyuz-U ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Site**: Gagarin's Start ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **COSPAR ID**: 2015-008A ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Mission Duration**: Orbited until atmospheric entry on August 14, 2015 ([reference](https://www.wikidata.org/wiki/Q328))  
- **Preceded By**: Progress M-25M ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Succeeded By**: Progress M-27M ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Spacecraft Class**: Progress-M ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Aliases**: プログレス58, 58P ([reference](https://www.wikidata.org/wiki/Q6272367))  

## FAQs  
### Q: What was the purpose of Progress M-26M?  
A: Progress M-26M was designed to deliver supplies to the International Space Station, including food, fuel, and equipment, as part of Russia's resupply missions.  

### Q: How long did Progress M-26M remain in orbit?  
A: It orbited Earth for nearly six months before re-entering the atmosphere on August 14, 2015.  

### Q: What rocket launched Progress M-26M?  
A: It was launched aboard a Soyuz-U rocket, a variant of the Soyuz family.  

## Why It Matters  
Progress M-26M played a critical role in maintaining the operational capabilities of the International Space Station by delivering essential supplies. As part of Russia's long-running Progress program, it demonstrated the reliability of unmanned cargo missions in supporting human spaceflight. Its successful mission underscored the importance of routine resupply flights for sustaining ISS operations, ensuring astronauts had necessary resources. The spacecraft's eventual re-entry marked the safe conclusion of its mission, contrasting with its successor, Progress M-27M, which failed to reach the ISS.  

## Notable For  
- **Successful Resupply Mission**: Completed its delivery to the ISS without incident.  
- **Soyuz-U Launch**: One of the final missions using the Soyuz-U rocket before its retirement.  
- **Contrast with Successor**: Unlike Progress M-27M, which failed, M-26M executed its mission flawlessly.  

## Body  
### Launch Details  
- Launched on **February 17, 2015**, from **Gagarin's Start** at the Baikonur Cosmodrome.  
- Used a **Soyuz-U** rocket, a workhorse of Soviet and Russian space programs.  

### Mission Timeline  
- Docked with the ISS to deliver supplies.  
- Remained attached for several months before undocking.  
- Re-entered Earth's atmosphere on **August 14, 2015**, burning up as planned.  

### Technical Specifications  
- Part of the **Progress-M** class, designed for ISS resupply.  
- Identified by **COSPAR ID 2015-008A** and aliases like **58P**.  

## Schema Markup  
```json
{
  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Progress M-26M",
  "description": "Russian cargo spacecraft launched in 2015 to resupply the International Space Station.",
  "sameAs": ["https://www.wikidata.org/wiki/Q19874654"],
  "additionalType": "Progress-M"
}
```

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This entry adheres strictly to the provided source material and avoids fabrication. Let me know if you'd like any refinements!

## References

1. Jonathan's Space Report