# LM-400

> satellite bus by Lockheed Martin

**Wikidata**: [Q132830558](https://www.wikidata.org/wiki/Q132830558)  
**Source**: https://4ort.xyz/entity/lm-400

## Summary
The LM-400 is a spacecraft bus manufactured by Lockheed Martin, designed to serve as the foundational infrastructure for satellite missions. Classified as a spacecraft model, it is capable of supporting a maximum payload mass of 1,100 kilograms. Its first flight is scheduled for March 12, 2026.

## Key Facts
- **First Flight:** Scheduled for March 12, 2026.
- **Manufacturer:** Lockheed Martin.
- **Payload Mass:** Maximum capacity of 1,100 kilograms.
- **Instance of:** Spacecraft model.
- **Subclass of:** Spacecraft bus.
- **Country of Origin:** United States.
- **Location of Creation:** Waterton.
- **Aliases:** LM400.
- **Official Resource:** Described at `https://www.lockheedmartin.com/en-us/products/lm400.html` (English).

## FAQs
**What is the LM-400?**
The LM-400 is a spacecraft bus produced by Lockheed Martin in the United States, functioning as a general model on which multiple-production spacecraft are based.

**What is the maximum payload capacity of the LM-400?**
The LM-400 is designed to support a maximum payload mass of 1,100 kilograms.

**When is the LM-400 scheduled for its first flight?**
The spacecraft bus is scheduled for its first flight on March 12, 2026.

**Where is the LM-400 manufactured?**
The LM-400 is created in Waterton, United States, by Lockheed Martin.

## Why It Matters
The LM-400 matters as a versatile spacecraft bus that provides the essential infrastructure for satellite missions. As a "service module section" of a spacecraft, it offers standardized locations for payloads, such as space experiments or instruments. This allows for multiple-production spacecraft to be based on a single, reliable model, streamlining the development process for satellite deployment.

## Notable For
- Being a specific spacecraft model subclass of the general "spacecraft bus" category.
- Offering a substantial payload capacity of 1,100 kg for its class.
- Representing Lockheed Martin's continued development in spacecraft infrastructure with a forthcoming maiden voyage in 2026.

## Body

### Classification and Definition
The LM-400 is defined as a spacecraft model and is a subclass of a spacecraft bus. A spacecraft bus serves as the general model on which multiple-production spacecraft are often based. It functions as the infrastructure of a spacecraft, typically providing the necessary locations for the payload, which includes space experiments or instruments. Structurally, it acts as the service module section of a spacecraft.

### Manufacturing and Origins
The entity is manufactured by Lockheed Martin. Its country of origin is the United States, specifically created at the Waterton location. The product is also aliased as "LM400."

### Technical Specifications
The primary technical specification provided for the LM-400 is its payload mass. The bus is capable of carrying a maximum payload mass of 1,100 kilograms.

### Operational History
The LM-400 is scheduled for its first flight on March 12, 2026. This milestone marks its entry into active service as a platform for space missions.

### Official Documentation
Further details regarding the LM-400 are described at the official Lockheed Martin URL: `https://www.lockheedmartin.com/en-us/products/lm400.html`. The content at this resource is provided in English.

## References

1. [Source](https://www.lockheedmartin.com/en-us/products/lm400.html)
2. Jonathan's Space Report