# Progress M-54

> spacecraft

**Wikidata**: [Q4379856](https://www.wikidata.org/wiki/Q4379856)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Progress_M-54)  
**Source**: https://4ort.xyz/entity/progress-m-54

## Summary
Progress M-54 was a Progress-M class spacecraft designed to resupply space stations. Launched on September 8, 2005, using a Soyuz-U rocket from Gagarin's Start, it served as a cargo transport before undergoing atmospheric entry on March 3, 2006. It is also identified by the aliases Progress 19 and 19P.

## Key Facts
- **Classification:** Instance of Progress-M, a spacecraft class used to resupply space stations.
- **Launch Date:** September 8, 2005.
- **Launch Vehicle:** Soyuz-U.
- **Launch Site:** Gagarin's Start.
- **Decay Date:** March 3, 2006 (atmospheric entry).
- **COSPAR ID:** 2005-035A.
- **Satellite Catalog Number (SCN):** 28866.
- **Predecessor:** Progress M-53.
- **Successor:** Progress M-55.
- **Aliases:** 19P, プログレス19 (Progress 19).

## FAQs
### Q: What type of spacecraft was Progress M-54?
A: Progress M-54 was a Progress-M class spacecraft. This class of unmanned spacecraft is specifically designed and used to resupply space stations.

### Q: When was Progress M-54 launched and from where?
A: The spacecraft was launched on September 8, 2005. It lifted off from Gagarin's Start, a historic launch site.

### Q: How long did Progress M-54 remain in orbit?
A: Progress M-54 operated from its launch on September 8, 2005, until its atmospheric entry and orbit decay on March 3, 2006.

## Why It Matters
Progress M-54 represents a critical link in the continuous chain of logistics required to maintain human presence in space. As a Progress-M class vehicle, its primary role was to ferry essential supplies to orbiting space stations, a function vital for the sustainability of long-duration missions. The mission illustrates the reliability of the Soviet-era Soyuz-U rocket design, which served as the launch vehicle, and the utilization of the historic Gagarin's Start site. By bridging the gap between the Progress M-53 and Progress M-55 missions, Progress M-54 ensured the uninterrupted flow of cargo, demonstrating the operational tempo necessary for space station support during the mid-2000s. Its lifecycle, culminating in a controlled atmospheric entry, follows the standard operational procedure for disposable resupply craft.

## Notable For
- **Resupply Role:** Served as a logistical transport vehicle for space station resupply.
- **Historic Launch Site:** Launched from Gagarin's Start, the same pad used for the first human spaceflight.
- **Designation:** Identified by the specific Satellite Catalog Number 28866 and COSPAR ID 2005-035A.
- **Launch Vehicle:** Utilized the Soyuz-U, a universal rocket design variant originating from the Soviet Union.

## Body

### Mission Classification and Identification
Progress M-54 is officially classified as an instance of the **Progress-M** spacecraft series. These automated vehicles are distinct for their role in resupplying space stations with cargo, fuel, and consumables.

In international catalogs, the spacecraft is identified by:
- **COSPAR ID:** 2005-035A
- **Satellite Catalog Number:** 28866
- **Wolfram Language Entity Code:** Entity["Satellite", "28866"]

It is also referred to by the aliases **Progress 19** and **19P**.

### Launch and Orbital Insertion
The spacecraft began its mission with a **rocket launch** event on **September 8, 2005**. It was lifted into orbit aboard a **Soyuz-U** rocket. The Soyuz-U is a universal design variant of the Soyuz rocket family, originally developed by the Soviet Union.

The launch originated from **Gagarin's Start**, a primary launch complex. This event is recorded as a significant milestone in the spacecraft's timeline.

### Mission Conclusion
Progress M-54 concluded its service with **atmospheric entry** on **March 3, 2006**. This date marks the time of the object's orbit decay, after which the spacecraft was destroyed during re-entry, a standard disposal method for progress cargo vehicles.

### Mission Sequence
Progress M-54 was part of a continuous sequence of resupply missions:
- It was preceded by **Progress M-53**.
- It was followed by **Progress M-55**.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Progress M-54",
  "description": "A Progress-M class spacecraft used to resupply space stations, launched in 2005.",
  "sameAs": [
    "https://en.wikipedia.org/wiki/Progress_M-54"
  ],
  "additionalType": "Progress-M"
}

## References

1. Jonathan's Space Report