The Galaxy 37/Horizons-4 satellite, a collaboration between Intelsat and JSAT International, was successfully launched on August 3, 2023, marking a significant milestone in satellite communications. Manufactured by Maxar Technologies, this geostationary communications satellite is designed to enhance coverage and capacity for television distribution, telecommunications networks, and mobility services across North America and the Pacific region.
Launch and Deployment
The Galaxy 37/Horizons-4 satellite was launched aboard SpaceX's Falcon 9 rocket from Cape Canaveral Space Force Station in Florida. The launch occurred at 1:00 a.m. EDT, with the satellite separating from the rocket at 1:33 a.m. EDT. Intelsat confirmed the acquisition of the satellite's signal at 1:37 a.m. EDT, indicating a successful deployment into geostationary transfer orbit. Following the launch, the satellite's solar arrays deployed as planned, and it began transmitting and receiving signals, confirming its operational status. The satellite was positioned at 127 degrees West longitude, where it commenced its mission to provide enhanced communication services. ([businesswire.com](
Satellite Design and Capabilities
Built on Maxar's proven 1300 platform, the Galaxy 37/Horizons-4 satellite is equipped with both C-band and Ku-band payloads. The C-band payload is dedicated to providing North American capacity for television media and telecommunications networks, ensuring reliable and high-quality service for these sectors. The Ku-band payload, jointly owned by Intelsat and JSAT International, serves mobility, network, and U.S. government customers, offering continuity of service over the Pacific Ocean and the United States. This dual-payload configuration allows the satellite to address a wide range of communication needs across different regions. ([businesswire.com](
Operational Performance
Following its deployment, the Galaxy 37/Horizons-4 satellite has been performing as expected. Shortly after reaching its orbital position, the satellite began transmitting and receiving signals, and its solar arrays deployed successfully. These initial operations confirmed the satellite's readiness to commence its mission. The C-band and Ku-band payloads are now operational, providing enhanced communication services to their respective users. The satellite's performance aligns with the objectives set forth by Intelsat and its partners, contributing to the ongoing modernization and expansion of satellite communication infrastructure. ([businesswire.com](
Strategic Importance
The successful launch and operation of the Galaxy 37/Horizons-4 satellite are pivotal for Intelsat's comprehensive Galaxy fleet refresh plan. This initiative aims to modernize and expand Intelsat's satellite network to meet the growing demand for high-capacity communication services. The addition of Galaxy 37/Horizons-4 enhances Intelsat's ability to provide reliable and efficient communication solutions to a diverse range of customers, including media, telecommunications, mobility, and government sectors. The satellite's performance underscores the effectiveness of collaborative efforts between Intelsat, JSAT International, and Maxar Technologies in advancing satellite communication capabilities. ([businesswire.com](
Future Prospects
As the Galaxy 37/Horizons-4 satellite continues its mission, it is expected to play a crucial role in supporting the evolving communication needs of North America and the Pacific region. Its advanced payloads and strategic positioning will contribute to the delivery of high-quality services, supporting sectors such as television broadcasting, telecommunications, mobility, and government operations. The successful deployment and operation of this satellite set a positive precedent for future collaborations in the satellite communication industry, highlighting the importance of innovation and partnership in meeting global connectivity demands. ([businesswire.com](
Sources
- Maxar Technologies — Maxar-Built Galaxy 37/Horizons-4 Performing Well After Launch —