# Firefly Alpha

> two-stage orbital launch vehicle

**Wikidata**: [Q21512704](https://www.wikidata.org/wiki/Q21512704)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Firefly_Alpha)  
**Source**: https://4ort.xyz/entity/firefly-alpha

## Summary
Firefly Alpha is a two-stage orbital launch vehicle designed to carry small payloads into space. It is an expendable rocket developed by Firefly Aerospace for cost-effective access to low Earth orbit (LEO) and Sun-synchronous orbit (SSO). The vehicle experienced a launch failure during its inaugural flight in September 2021.

## Key Facts
- Manufacturer: Firefly Aerospace
- Country of origin: United States
- First flight: September 3, 2021 (launch failure)
- Height: 29.48 meters
- Diameter: 1.8 meters (rocket stage), 2.21 meters (payload fairing)
- Mass: 54,120 kg (maximum takeoff weight)
- Payload capacity: 1,170 kg to LEO, 745 kg to SSO
- Stages: 2
- Propulsion: Liquid oxygen (oxidizer) and RP-1 (fuel)
- Launch sites: Vandenberg SLC-2W, Cape Canaveral SLC-20, Mid-Atlantic Regional Spaceport LP-0A

## FAQs
### Q: What is Firefly Alpha used for?
A: Firefly Alpha is used as a small-lift launch vehicle to deliver payloads into low Earth orbit and Sun-synchronous orbit. It targets small satellite missions requiring reliable and affordable access to space.

### Q: Who makes the Firefly Alpha rocket?
A: Firefly Alpha is manufactured by Firefly Aerospace, a U.S.-based aerospace company focused on small satellite launch services.

### Q: Has Firefly Alpha flown successfully?
A: As of its first flight on September 3, 2021, Firefly Alpha experienced a launch failure. Subsequent flights have not been documented in the provided materials.

## Why It Matters
Firefly Alpha plays a key role in the growing small satellite launch market, offering dedicated rides to orbit for lightweight payloads. By focusing on cost efficiency and reliability, it supports the deployment of constellations and scientific missions that require frequent, smaller launches. Its modular design and use of proven propulsion technologies aim to reduce barriers for commercial and government users seeking routine access to space. Though its initial flight ended in failure, the program reflects broader industry trends toward specialized, responsive launch capabilities tailored for modern space applications.

## Notable For
- Being a two-stage, small-lift orbital launch vehicle optimized for small satellite deployment
- Using liquid oxygen and RP-1 propellants across both stages for performance and simplicity
- Supporting multiple launch sites including Vandenberg and Cape Canaveral
- Designed with a maximum payload capacity of over 1,000 kg to low Earth orbit
- Representing Firefly Aerospace's entry into the competitive small launch vehicle sector

## Body
### Overview
Firefly Alpha is a two-stage orbital launch vehicle developed by Firefly Aerospace. Classified as an expendable and small-lift launch system, Alpha was created to serve the increasing demand for dedicated small satellite launches.

### Design and Specifications
The vehicle stands at 29.48 meters tall and uses a 1.8-meter diameter core for its stages, expanding to a 2.21-meter payload fairing. With a total mass of 54,120 kilograms at liftoff, Alpha is engineered for efficient delivery of payloads up to 1,170 kg into low Earth orbit or 745 kg into Sun-synchronous orbit.

Its propulsion system utilizes liquid oxygen as an oxidizer and RP-1 kerosene as fuel, which are common and reliable propellants in orbital-class rockets.

### Development and Flights
Firefly Alpha had its first flight on September 3, 2021, launching from Vandenberg Space Launch Complex 2 West. Unfortunately, the mission resulted in a launch failure approximately two minutes after liftoff. Despite this outcome, the vehicle remains central to Firefly Aerospace’s strategy in the small launch market.

### Operational Bases
Alpha can operate from several launch complexes:
- Vandenberg Space Launch Complex 2 West (California)
- Cape Canaveral Space Launch Complex 20 (Florida)
- Mid-Atlantic Regional Spaceport Launch Pad 0A (Virginia)

This multi-site capability enhances flexibility for customer scheduling and mission profiles.

### Classification and Role
As part of the small-lift class of launch vehicles, Firefly Alpha fits within a niche but rapidly expanding segment aimed at secondary payloads and dedicated smallsat missions. It is categorized under expendable launch systems and two-stage-to-orbit configurations, emphasizing reusability alternatives while maintaining affordability through streamlined operations.

## References

1. [Source](https://spaceflightnow.com/2021/09/03/fireflys-alpha-rocket-explodes-on-inaugural-test-launch/)
2. [Source](https://firefly.com/wp-content/uploads/2022/05/Alpha-PUG-3.1.pdf)
3. [Source](https://firefly.com/alpha/)