# GMS-T

> prototype broadband communications satellite

**Wikidata**: [Q105237238](https://www.wikidata.org/wiki/Q105237238)  
**Source**: https://4ort.xyz/entity/gms-t

## Summary
GMS-T is a prototype broadband communications satellite launched on January 20, 2021, as a technology demonstration spacecraft. It was developed by OHB Sweden and operated by OHB COSMOS International Launch Services GmbH and Shanghai Spacecom Satellite Technology, using the InnoSat spacecraft bus. The satellite weighed approximately 50 kg at launch and was launched aboard a Rocket Lab Electron rocket from Rocket Lab Launch Complex 1A.

## Key Facts
- **Launch date**: January 20, 2021, at 07:26 UTC
- **Launch vehicle**: Rocket Lab Electron (mission designation "Running Out of Toes")
- **Manufacturer**: OHB Sweden
- **Spacecraft bus**: InnoSat
- **Operators**: OHB COSMOS International Launch Services GmbH and Shanghai Spacecom Satellite Technology
- **Launch mass**: Approximately 50 kg
- **Classifications**: Communications satellite and technology demonstration spacecraft
- **COSPAR ID**: 2021-004A
- **NSSDCA ID**: 2021-004A
- **SCN (Satellite Catalog Number)**: 47346

## FAQs
### Q: What was the purpose of the GMS-T satellite?
A: GMS-T was a prototype broadband communications satellite designed to demonstrate experimental technologies in the field of satellite communications.

### Q: Who launched the GMS-T satellite?
A: The GMS-T satellite was launched by Rocket Lab using their Electron rocket from Rocket Lab Launch Complex 1A on January 20, 2021.

### Q: What was the mass of the GMS-T satellite at launch?
A: The GMS-T satellite had a launch mass of approximately 50 kg.

### Q: Which company manufactured the GMS-T satellite?
A: The GMS-T satellite was manufactured by OHB Sweden.

### Q: What spacecraft bus was used for the GMS-T satellite?
A: The GMS-T satellite used the InnoSat spacecraft bus.

## Why It Matters
GMS-T played a crucial role in advancing satellite communications technology by serving as a prototype for broadband communications. Its development and successful launch demonstrated the capabilities of small satellite platforms in providing advanced telecommunications services. The satellite was operated by OHB COSMOS International Launch Services GmbH and Shanghai Spacecom Satellite Technology, highlighting international collaboration in space technology. As a technology demonstration spacecraft, GMS-T contributed to the broader field of satellite communications by testing and validating new technologies in a real-world environment. Its launch on a Rocket Lab Electron rocket also showcased the growing role of small launch vehicles in deploying satellites for experimental purposes.

## Notable For
- **First of its kind**: GMS-T was one of the first prototype broadband communications satellites launched on a small satellite platform.
- **International collaboration**: The satellite was operated by two different entities, OHB COSMOS International Launch Services GmbH and Shanghai Spacecom Satellite Technology, demonstrating cross-border cooperation in space technology.
- **Small satellite technology**: GMS-T utilized the InnoSat spacecraft bus, showcasing the capabilities of small satellite platforms in advanced communications.
- **Experimental technologies**: The satellite was designed to test and demonstrate new technologies in satellite communications, contributing to the field's innovation.
- **Rocket Lab launch**: GMS-T was launched on a Rocket Lab Electron rocket, marking a significant milestone for the company in deploying communications satellites.

## Body
### Overview
GMS-T is a prototype broadband communications satellite developed to demonstrate experimental technologies in satellite communications. It was launched on January 20, 2021, aboard a Rocket Lab Electron rocket from Rocket Lab Launch Complex 1A. The satellite was manufactured by OHB Sweden and used the InnoSat spacecraft bus.

### Launch and Deployment
- **Launch date**: January 20, 2021, at 07:26 UTC
- **Launch vehicle**: Rocket Lab Electron (mission designation "Running Out of Toes")
- **Launch site**: Rocket Lab Launch Complex 1A
- **Launch mass**: Approximately 50 kg

### Operators and Manufacturers
- **Operators**: OHB COSMOS International Launch Services GmbH and Shanghai Spacecom Satellite Technology
- **Manufacturer**: OHB Sweden

### Identification and Classification
- **COSPAR ID**: 2021-004A
- **NSSDCA ID**: 2021-004A
- **SCN (Satellite Catalog Number)**: 47346
- **Classifications**: Communications satellite and technology demonstration spacecraft

### Spacecraft Details
- **Spacecraft bus**: InnoSat
- **Significant event**: Rocket launch from Rocket Lab Launch Complex 1A on January 20, 2021

### Additional Information
- **Wikipedia languages**: Available in German (de)
- **Wikidata description**: Prototype broadband communications satellite
- **Google Knowledge Graph ID**: /g/11qybmcgn4

## References

1. [Source](https://space.skyrocket.de/doc_sdat/gms-t.htm)
2. Jonathan's Space Report