# RS1

> American small-lift orbital launch vehicle

**Wikidata**: [Q71203593](https://www.wikidata.org/wiki/Q71203593)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/RS1_(rocket))  
**Source**: https://4ort.xyz/entity/rs1

## Summary
RS1 is an American small-lift orbital launch vehicle developed by Long Wall, capable of delivering payloads to low Earth orbit, sun-synchronous orbit, and geostationary transfer orbit. It made its first flight on January 10, 2023, marking a significant milestone for the company.

## Key Facts
- **Type**: Expendable two-stage-to-orbit launch vehicle
- **Height**: 26.8 meters
- **Diameter**: 1.83 meters
- **Payload Capacity**:
  - 1,350 kg to low Earth orbit
  - 970 kg to sun-synchronous orbit
  - 320 kg to geostationary transfer orbit
- **First Flight**: January 10, 2023
- **Manufacturer**: Long Wall
- **Powered By**: E2 engine
- **Country of Origin**: United States
- **Aliases**: RS-1, RSX

## FAQs
### Q: What is the payload capacity of RS1?
A: RS1 can carry 1,350 kg to low Earth orbit, 970 kg to sun-synchronous orbit, and 320 kg to geostationary transfer orbit.

### Q: When did RS1 make its first flight?
A: RS1 successfully launched on January 10, 2023, marking its maiden voyage.

### Q: Who designed and manufactures RS1?
A: RS1 was designed and manufactured by Long Wall, an American aerospace company.

### Q: What are the key specifications of RS1?
A: RS1 has a height of 26.8 meters, a diameter of 1.83 meters, and is powered by the E2 engine.

### Q: What orbits can RS1 reach?
A: RS1 can deliver payloads to low Earth orbit, sun-synchronous orbit, and geostationary transfer orbit.

## Why It Matters
RS1 represents a significant advancement in small-lift launch vehicles, offering a cost-effective solution for deploying satellites into various orbits. Its successful first flight on January 10, 2023, demonstrated the viability of the design and marked a pivotal moment for Long Wall. By providing reliable access to space, RS1 contributes to the growing demand for satellite launches, supporting communications, Earth observation, and scientific research. Its success also highlights the potential for private companies to compete in the commercial space launch market, driving innovation and reducing costs for orbital missions.

## Notable For
- **First Flight**: Achieved its maiden launch on January 10, 2023, a critical milestone for the vehicle.
- **Payload Flexibility**: Capable of delivering payloads to multiple orbits, including low Earth orbit, sun-synchronous orbit, and geostationary transfer orbit.
- **Small-Lift Design**: Optimized for smaller payloads, making it a competitive option in the emerging small satellite launch market.
- **Expendable Architecture**: Designed as an expendable launch vehicle, ensuring simplicity and cost efficiency.
- **American Development**: Developed by Long Wall, an American aerospace company, contributing to domestic space capabilities.

## Body
### Overview
RS1 is a small-lift orbital launch vehicle developed by Long Wall, an American aerospace company. It is designed to deliver payloads to various orbits, including low Earth orbit (LEO), sun-synchronous orbit (SSO), and geostationary transfer orbit (GTO). The vehicle is powered by the E2 engine and features a two-stage-to-orbit architecture.

### Specifications
- **Height**: 26.8 meters
- **Diameter**: 1.83 meters
- **Payload Capacity**:
  - 1,350 kg to LEO
  - 970 kg to SSO
  - 320 kg to GTO
- **Engine**: E2

### Development and Launch
- **Designed By**: Long Wall
- **Manufacturer**: Long Wall
- **First Flight**: January 10, 2023
- **Service Entry**: 2023

### Classification
- **Type**: Expendable launch vehicle
- **Subclass**: Small-lift launch vehicle, two-stage-to-orbit

### Additional Details
- **Aliases**: RS-1, RSX
- **Website**: [ablspacesystems.com/rs1/](https://ablspacesystems.com/rs1/)
- **Country of Origin**: United States
- **Wikipedia Title**: RS1 (rocket)

## References

1. [Source](https://ablspacesystems.com/rs1/)
2. [Source](https://www.cnn.com/2023/01/10/world/abl-space-systems-satellite-launch-alaska-scn/index.html)
3. [Source](https://ablspacesystems.com/wp-content/uploads/2022/06/ABL-Payload-Users-Guide-2022-V1.pdf)