# Multi-Purpose Logistics Module

> container used to transfer cargo to and from the ISS

**Wikidata**: [Q127899](https://www.wikidata.org/wiki/Q127899)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Multi-Purpose_Logistics_Module)  
**Source**: https://4ort.xyz/entity/multi-purpose-logistics-module

## Summary  
The Multi-Purpose Logistics Module (MPLM) is a pressurized container designed to transfer cargo to and from the International Space Station (ISS). Developed by Alenia Spazio and operated by NASA's Marshall Space Flight Center, it was a critical component of the Space Shuttle program, enabling the delivery of supplies and equipment. Three modules were built: Leonardo, Raffaello, and Donatello, though Donatello never flew.

## Key Facts  
- **Mass**: Empty weight of 4,082 kg; gross weight of 13,154 kg.  
- **Dimensions**: 6.6 meters long, 4.57 meters in diameter.  
- **Developer/Manufacturer**: Alenia Spazio (Italy), funded by the Italian Space Agency.  
- **Operator**: NASA's Marshall Space Flight Center.  
- **Service Period**: Entered service on March 8, 2001; retired on July 21, 2011.  
- **Parent Programs**: Part of the Space Shuttle and ISS programs.  
- **Country of Origin**: Italy.  
- **Modules**: Leonardo, Raffaello, and Donatello (unflown).  
- **Significant Agreement**: Memorandum of Understanding signed between NASA and the Italian Space Agency on December 6, 1991.  

## FAQs  
### Q: What was the purpose of the Multi-Purpose Logistics Module?  
A: The MPLM was used to transport pressurized cargo, such as supplies and equipment, to and from the International Space Station aboard the Space Shuttle.  

### Q: How many MPLMs were built, and did all of them fly?  
A: Three MPLMs were built: Leonardo, Raffaello, and Donatello. Only Leonardo and Raffaello flew; Donatello was repurposed as a ground prototype.  

### Q: Who developed the MPLM?  
A: The MPLM was developed by Alenia Spazio, an Italian aerospace company, under funding from the Italian Space Agency.  

## Why It Matters  
The Multi-Purpose Logistics Module played a vital role in sustaining the International Space Station by enabling the efficient transfer of critical supplies and scientific equipment. Its development marked a significant collaboration between NASA and the Italian Space Agency, leveraging Italian aerospace expertise to support long-term space habitation. The MPLM's retirement in 2011 coincided with the end of the Space Shuttle program, but its legacy lives on in later cargo spacecraft designs. Without the MPLM, resupply missions to the ISS would have been far more challenging, underscoring its importance in the history of space logistics.  

## Notable For  
- **First Use**: Enabled the first major resupply missions to the ISS in 2001.  
- **International Collaboration**: A key example of NASA partnering with the Italian Space Agency for spacecraft development.  
- **Modular Design**: Could carry up to 13,154 kg of cargo, making it one of the most capable logistics modules of its time.  
- **Adaptability**: Donatello, though unflown, was repurposed for ground testing of deep space habitat concepts.  

## Body  
### Development and Design  
- Developed by Alenia Spazio under a 1991 agreement between NASA and the Italian Space Agency.  
- Designed to fit inside the Space Shuttle's payload bay and dock with the ISS.  

### Technical Specifications  
- **Length**: 6.6 meters.  
- **Diameter**: 4.57 meters.  
- **Mass**: 4,082 kg (empty), 13,154 kg (fully loaded).  
- **Capacity**: Pressurized volume for cargo, including scientific equipment and crew supplies.  

### Operational History  
- **First Flight**: March 8, 2001 (STS-102).  
- **Final Flight**: July 2011 (STS-135).  
- **Total Flights**: Leonardo and Raffaello completed multiple missions.  

### Legacy  
- Donatello was repurposed as a prototype for deep space habitat testing.  
- The MPLM's design influenced later cargo spacecraft like the Cygnus and Dragon modules.  

## Schema Markup  
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  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Multi-Purpose Logistics Module",
  "description": "A pressurized container used to transfer cargo to and from the International Space Station.",
  "sameAs": ["https://www.wikidata.org/wiki/Q15241312", "https://en.wikipedia.org/wiki/Multi-Purpose_Logistics_Module"],
  "additionalType": "spacecraft model"
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## References

1. [Source](https://www.nasa.gov/mission_pages/station/structure/elements/mplm.html)
2. [Source](https://spacenews.com/from-simulation-to-space-raffaello-prepares-for-launch/)
3. Mini pressurized logistics module (MPLM)
4. [Source](https://www.sciencedirect.com/science/article/abs/pii/0094576594902542)
5. [Source](https://ntrs.nasa.gov/api/citations/19990052631/downloads/19990052631.pdf)
6. Freebase Data Dumps. 2013
7. [Source](https://www.nasa.gov/history/space-station-20th-sts-102-performs-first-international-space-station-crew-rotation-returns-expedition-1-to-earth/)
8. [Source](http://www.nasa.gov/mission_pages/shuttle/main/index.html)
9. [Source](http://mplm.msfc.nasa.gov/mission.html)