# Beacon 2

> American balloon satellite

**Wikidata**: [Q4034934](https://www.wikidata.org/wiki/Q4034934)  
**Source**: https://4ort.xyz/entity/beacon-2

## Summary  
Beacon 2 was an American balloon satellite launched in 1959 to study atmospheric density. It was deployed using a Juno II rocket and was part of early efforts to test inflatable satellite technology in orbit.  

## Key Facts  
- **Launch Date**: August 15, 1959  
- **Launch Vehicle**: Juno II rocket  
- **Mass**: 5 kilograms  
- **Diameter**: 3.7 meters (inflated)  
- **NSSDCA ID**: BEAC2  
- **Part Of**: Beacon satellite program  
- **Launch Site**: Cape Canaveral Launch Complex 26  

## FAQs  
### Q: When was Beacon 2 launched?  
A: Beacon 2 was launched on August 15, 1959, aboard a Juno II rocket from Cape Canaveral.  

### Q: What was the purpose of Beacon 2?  
A: Beacon 2 was designed to test inflatable satellite technology and study atmospheric density in low Earth orbit.  

### Q: What type of satellite was Beacon 2?  
A: Beacon 2 was a balloon satellite, meaning it was inflated with gas after reaching orbit.  

## Why It Matters  
Beacon 2 played a role in early space research by demonstrating inflatable satellite technology, which was experimental at the time. Its design aimed to provide data on atmospheric conditions, contributing to scientific understanding of Earth’s upper atmosphere. As part of the U.S. space program during the late 1950s, it reflected efforts to advance satellite engineering and explore cost-effective space technologies during the early space race.  

## Notable For  
- First U.S. balloon satellite launched on a Juno II rocket.  
- Lightweight design (5 kg) with a large inflated diameter (3.7 meters).  
- Part of the Beacon program focused on atmospheric studies.  
- Launched from Cape Canaveral, a key site for early U.S. space missions.  

## Body  
### Launch and Deployment  
Beacon 2 was launched on August 15, 1959, using a Juno II rocket from Cape Canaveral Launch Complex 26. The Juno II was a four-stage rocket derived from the Jupiter-C missile, used for early American satellite launches.  

### Technical Specifications  
- **Mass**: 5 kilograms.  
- **Diameter**: 3.7 meters when fully inflated.  
- **Design**: Inflatable balloon satellite, a novel concept for reducing launch costs and testing aerodynamic stability in orbit.  

### Mission Context  
As part of the Beacon program, the satellite aimed to collect data on atmospheric density, which was critical for understanding spacecraft re-entry dynamics and orbital decay. Its inflatable structure allowed for a large surface area relative to its mass, optimizing its sensitivity to atmospheric drag.  

### Legacy  
While specific mission outcomes are not detailed in the source material, Beacon 2 represented an early experiment in inflatable spacecraft design. Such technology later influenced concepts for communication relay satellites and deployable structures in space. Its launch during a period of rapid space innovation highlighted the iterative nature of satellite development in the late 1950s.

## References

1. Jonathan's Space Report