# Orbital Sciences X-34A-1

> prototype suborbital spaceplane

**Wikidata**: [Q118509672](https://www.wikidata.org/wiki/Q118509672)  
**Source**: https://4ort.xyz/entity/orbital-sciences-x-34a-1

## Summary
The Orbital Sciences X-34A-1 was a prototype suborbital spaceplane developed as part of NASA's Reusable Launch Vehicle program. It served as a low-cost testbed for reusable spacecraft technology, with its maiden flight occurring in 1999. The vehicle was designed to validate key concepts for future reusable spaceflight systems.

## Key Facts
- **Class**: Low-cost testbed for the Reusable Launch Vehicle program
- **Mass**:
  - Dry weight: 8,165 kg
  - Launch weight: 21,770 kg
- **Dimensions**:
  - Height: 3.5 meters
  - Length: 17.77 meters
  - Wingspan: 8.44 meters
- **Aliases**: X-34A-1, A-1
- **First flight**: June 29, 1999 (captive carry)
- **Manufacturer**: Orbital Sciences Corporation
- **Country of origin**: United States
- **Significant events**:
  - Construction completed by 1999
  - Rolled out on April 30, 1999
  - Maiden flight on June 29, 1999

## FAQs
### Q: What was the purpose of the X-34A-1?
A: The X-34A-1 was a prototype suborbital spaceplane designed to test reusable spacecraft technology as part of NASA's Reusable Launch Vehicle program. It aimed to validate key concepts for future reusable spaceflight systems.

### Q: When did the X-34A-1 make its first flight?
A: The X-34A-1 completed its maiden flight on June 29, 1999, using a captive carry method. This marked the first time the vehicle was officially flown.

### Q: Who built the X-34A-1?
A: The X-34A-1 was built by Orbital Sciences Corporation, a U.S.-based aerospace company, under contract with NASA.

### Q: What were the key dimensions of the X-34A-1?
A: The X-34A-1 had a length of 17.77 meters, a wingspan of 8.44 meters, and a height of 3.5 meters. Its dry weight was 8,165 kg, and its launch weight was 21,770 kg.

### Q: What was the significance of the X-34 program?
A: The X-34 program was significant as it served as a low-cost testbed for reusable spacecraft technology. It helped advance the development of reusable launch vehicles, which could reduce the cost of space access.

## Why It Matters
The Orbital Sciences X-34A-1 played a crucial role in NASA's efforts to develop reusable spacecraft technology. As part of the Reusable Launch Vehicle program, the X-34 aimed to validate key concepts for future reusable spaceflight systems. The program sought to reduce the cost of space access by demonstrating the feasibility of reusable launch vehicles. While the X-34A-1 completed its maiden flight in 1999, the program faced challenges and was ultimately canceled in 2001. Despite its short lifespan, the X-34 contributed valuable data to NASA's reusable spacecraft research, paving the way for future advancements in spaceflight technology.

## Notable For
- **First flight**: The X-34A-1 made its maiden flight on June 29, 1999, marking a significant milestone in reusable spacecraft testing.
- **Low-cost testbed**: It served as a low-cost platform for validating reusable spacecraft technology, a key goal of NASA's Reusable Launch Vehicle program.
- **Reusable launch vehicle**: The X-34 was designed to test concepts for future reusable launch vehicles, which could significantly reduce the cost of space access.
- **Orbital Sciences involvement**: Built by Orbital Sciences Corporation, the X-34 showcased the company's capabilities in aerospace engineering and reusable spacecraft development.
- **NASA collaboration**: The X-34 was developed under NASA's Reusable Launch Vehicle program, demonstrating a partnership between government and private industry in advancing spaceflight technology.

## Body
### Overview
The Orbital Sciences X-34A-1 was a prototype suborbital spaceplane developed as part of NASA's Reusable Launch Vehicle program. It served as a low-cost testbed for reusable spacecraft technology, with its maiden flight occurring in 1999. The vehicle was designed to validate key concepts for future reusable spaceflight systems.

### Design and Specifications
The X-34A-1 had a dry weight of 8,165 kg and a launch weight of 21,770 kg. Its dimensions included a length of 17.77 meters, a wingspan of 8.44 meters, and a height of 3.5 meters. These specifications were optimized for suborbital flight testing.

### Development and Testing
Construction of the X-34A-1 was completed by 1999, and it was rolled out on April 30, 1999. The vehicle's maiden flight took place on June 29, 1999, using a captive carry method. This flight marked the first time the X-34A-1 was officially flown, providing valuable data for NASA's reusable spacecraft research.

### Significance and Legacy
The X-34A-1 was notable for its role in advancing reusable spacecraft technology. As part of NASA's Reusable Launch Vehicle program, it helped validate key concepts for future reusable launch vehicles. The program aimed to reduce the cost of space access by demonstrating the feasibility of reusable spacecraft. Despite its short lifespan, the X-34 contributed valuable insights to NASA's reusable spacecraft research, paving the way for future advancements in spaceflight technology.

## References

1. [Source](https://www.thedrive.com/the-war-zone/26546/the-tragic-tale-of-how-nasas-x-34-space-planes-ended-up-rotting-in-someones-backyard)
2. [Source](https://www.nasa.gov/centers/armstrong/news/FactSheets/FS-060-DFRC.html)
3. [Source](https://www.nasa.gov/centers/marshall/news/background/facts/x-34.html)