# Spacebus-3000A

> model of spacecraft bus manufactured by Aerospatiale, and later by Alcatel Alenia Space

**Wikidata**: [Q125680106](https://www.wikidata.org/wiki/Q125680106)  
**Source**: https://4ort.xyz/entity/spacebus-3000a

## Summary
Spacebus-3000A is a model of spacecraft bus that functions as the infrastructure or service module for a spacecraft. It was manufactured by Aérospatiale and later by Alcatel Alenia Space. As part of the broader Spacebus family, it provides the structural foundation and necessary locations for hosting payloads, such as space experiments or instruments.

## Key Facts
*   **Entity Type:** Spacebus-3000A is an instance of a spacecraft model.
*   **Classification:** It is a subclass of a spacecraft bus.
*   **Parent Family:** The model is part of the larger "Spacebus" series.
*   **Manufacturers:** The entity was manufactured by **Aérospatiale** and subsequently by **Alcatel Alenia Space**.
*   **Function:** It serves as the infrastructure of a spacecraft, providing locations for payloads (typically space experiments or instruments).
*   **Component Role:** It acts as the service module section of a spacecraft.

## FAQs
**What is the primary function of the Spacebus-3000A?**
The Spacebus-3000A serves as a spacecraft bus, acting as the infrastructure and service module for a spacecraft. It provides the necessary structural locations to host payloads, such as space experiments or instruments.

**Who are the manufacturers associated with Spacebus-3000A?**
The spacecraft bus model was originally manufactured by Aérospatiale. Production responsibilities were later handled by Alcatel Alenia Space.

**How is Spacebus-3000A classified within the space industry?**
It is classified as a spacecraft model and a subclass of a spacecraft bus. It belongs to the "Spacebus" family, which serves as a general model for multiple-production spacecraft.

## Why It Matters
The Spacebus-3000A matters because it represents a standardized infrastructure solution for satellite and spacecraft production. By functioning as a distinct service module, it separates the core spacecraft bus from the payload, allowing for the creation of multiple-production spacecraft based on a single, reliable model. This standardization is critical in the space industry for hosting sensitive instruments and experiments, ensuring that the service module provides a stable platform regardless of the specific mission payload.

## Notable For
*   **Manufacturing Transition:** Notable for being produced by two major aerospace entities: first Aérospatiale, and later Alcatel Alenia Space.
*   **Infrastructure Role:** Distinguished by its specific role as the "service module section" of a spacecraft, distinct from the payload.
*   **Production Standardization:** Recognized as a general model on which multiple-production spacecraft are based, streamlining the manufacturing of complex space systems.

## Body

### Classification and Hierarchy
The Spacebus-3000A is defined as a specific **spacecraft model** and a **subclass of spacecraft bus**. It falls under the parent entity **Spacebus**, a class of spacecraft buses utilized for space missions. In the hierarchy of space hardware, it sits between the general concept of a spacecraft bus and the specific production units derived from this model.

### Manufacturing and Provenance
The manufacturing history of the Spacebus-3000A involves a transition between two prominent aerospace entities. The model was originally produced by **Aérospatiale**, a major French aerospace manufacturer. In later iterations or transfers of production, the manufacturing was taken over by **Alcatel Alenia Space**.

### Technical Architecture and Function
As a spacecraft bus, the Spacebus-3000A constitutes the fundamental **infrastructure of a spacecraft**. It functions as the **service module section**, responsible for supporting the mission's primary objectives. A key feature of this architecture is its ability to provide designated locations for the **payload**, which typically consists of space experiments or scientific instruments. This design allows the bus to serve as the "bus" or "chassis" upon which distinct mission-specific tools are mounted and operated.

## References

1. [Source](https://space.skyrocket.de/doc_sat/aerosp_spacebus-a-class.htm)