# O3b

> satellite constellation designed for telecommunications and data backhaul from remote locations

**Wikidata**: [Q7072273](https://www.wikidata.org/wiki/Q7072273)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/O3b)  
**Source**: https://4ort.xyz/entity/o3b

## Summary
O3b is a satellite constellation designed to provide telecommunications and data backhaul services, specifically targeting connectivity from remote locations. It is classified as a spacecraft constellation operating in a medium Earth orbit. The system was launched on June 25, 2013, and is owned and operated by O3b Networks, Ltd.

## Key Facts
- **Type:** Spacecraft constellation (subclass of communications satellite).
- **Primary Use:** Telecommunications and data backhaul.
- **Operator/Owner:** O3b Networks, Ltd.
- **Developer:** Thales Alenia Space.
- **Launch Date:** June 25, 2013.
- **Launch Vehicle:** Soyuz-2.1b.
- **Space Tug:** Fregat-MT.
- **Launch Site:** Ensemble de Lancement Soyouz.
- **Orbit:** Medium Earth orbit (equatorial orbit).
- **Related System:** O3b mPOWER.

## FAQs
### Q: What is the primary purpose of the O3b satellite constellation?
A: O3b is designed specifically for telecommunications and data backhaul, focusing on providing connectivity to remote locations that may lack traditional infrastructure.

### Q: Who built and operates the O3b system?
A: The constellation was developed by Thales Alenia Space and is owned and operated by O3b Networks, Ltd.

### Q: When and how was O3b launched?
A: The system was launched on June 25, 2013, using a Soyuz-2.1b rocket equipped with a Fregat-MT space tug from the Ensemble de Lancement Soyouz.

### Q: Where is the O3b constellation located in space?
A: The satellites operate in a medium Earth orbit, specifically following an equatorial orbit.

## Why It Matters
O3b represents a significant development in satellite telecommunications by addressing the infrastructure gap in remote locations. The constellation is engineered to facilitate data backhaul—a critical process for transferring data from isolated network nodes to larger, centralized networks—thereby extending the reach of global connectivity. By operating in a medium Earth equatorial orbit, O3b occupies a strategic position distinct from geostationary or low Earth orbit satellites, optimized for its specific telecommunications mission.

The project demonstrates a successful collaboration between private enterprise and aerospace manufacturing, realized through O3b Networks, Ltd. and developer Thales Alenia Space. Its successful deployment via the Soyuz-2.1b launch vehicle in 2013 established a foundation for future systems, evidenced by its relationship to the subsequent O3b mPOWER communications satellite system.

## Notable For
- **Remote Connectivity:** Specifically engineered for telecommunications and data backhaul from hard-to-reach locations.
- **Orbital Position:** Operates in a medium Earth equatorial orbit, distinguishing it from many other communications satellites.
- **Heritage:** Serves as the foundational system related to the O3b mPOWER communications satellite system.
- **Launch Configuration:** Utilized the Soyuz-2.1b rocket coupled with a Fregat-MT space tug for its 2013 deployment.

## Body
### Development and Ownership
The O3b constellation is owned and operated by O3b Networks, Ltd. The physical spacecraft were developed and manufactured by Thales Alenia Space, a prominent aerospace manufacturer. The system is formally classified as a spacecraft constellation and functions as a subclass of communications satellites.

### Mission and Function
The primary directive of the O3b system is to provide telecommunications services. A critical function of the constellation is data backhaul, which enables the transport of data traffic from remote areas to core networks. This capability is essential for connecting regions that lack ground-based telecommunications infrastructure.

### Technical Specifications and Orbit
The constellation is situated in a medium Earth orbit (MEO). specifically following an equatorial orbit path. This orbital regime is a defining technical characteristic of the system.

### Launch and Deployment
O3b underwent a significant deployment event categorized as a rocket launch on June 25, 2013. The launch originated from the Ensemble de Lancement Soyouz (Soyuz Launch Complex). The launch vehicle utilized was the Soyuz-2.1b, a version of the Soyuz-2 rocket. To assist in the deployment and orbital insertion, the launch configuration included a Fregat-MT space tug.

### Related Systems
The O3b constellation is closely related to the O3b mPOWER system, which is identified as a distinct class of communications satellite system expanding upon the original network's capabilities.

## References

1. Freebase Data Dumps. 2013