Société Européenne des Satellites
SES S.A. is a Luxembourgish communications satellite operator and a global leader in content and connectivity solutions, owning and operating over 70 satellites in geostationary orbit (GEO) and medium Earth orbit (MEO). They deliver video and data connectivity worldwide to broadcasters, content and internet service providers, mobile and fixed network operators, governments, and institutions. SES's major projects include operating the European Astra TV satellites and the O3b mPOWER data satellites, and they have partnerships with organizations like the European Space Agency (ESA) and the US Army. Associated keywords: satellite communications, GEO, MEO, connectivity, Luxembourg.
All verified mentions of this organization in source documents.
The SES–Intelsat merger was a $3.1 billion deal that created a combined fleet of 120 satellites and projected savings of €2.4 billion.
SES is continuing its O3b mPOWER MEO constellation to provide resilient connectivity for NATO and defense clients.
The IRIS2 secure connectivity program is led by a consortium called SpaceRise that includes operators Hispasat, SES, and Eutelsat.
The sensor data is connected through SES satellites to a cloud-based backend that bypasses cellular networks.
Swissto12 has satellite builds underway for SES.
SES, Advannotech, and additional service providers are collaborating to deliver advanced technology to South Africa’s next generation of farmers.
Infinite Orbits signed an agreement with European satellite operator SES to extend the life of SES satellites from 2027 using Endurance.
Three additional O3b mPOWER satellites are scheduled to launch later in 2026.
Three remaining O3b mPOWER satellites (11, 12, and 13) are in the final stages of manufacturing and are scheduled for launch in the second half of 2026.
Boeing redesigned the payload power modules used on the ninth and tenth O3b mPOWER satellites after four of the first satellites experienced issues with their power modules.
SES has launched 10 of 13 O3b mPOWER satellites as of March 5, 2026.
O3b mPOWER satellites 9 and 10 were launched by SpaceX in July 2025.
Completion of the initial 13-satellite O3b mPOWER constellation will enable SES to realize the system’s full global throughput by 2027.
O3b mPOWER satellites are built by Boeing on the 702X bus and feature fully software-defined payloads.
The O3b mPOWER system increases SES’s Medium Earth Orbit capacity to provide high-throughput, low-latency connectivity to customers worldwide.
O3b mPOWER provides connectivity services to governments, telecommunications companies, and cruise lines.
SES is collaborating with start-up K2 Space to develop a future medium Earth orbit network.
SES’s ninth and tenth O3b mPOWER satellites were launched in July 2025 and are delivering commercial service.
SES began delivering commercial service from O3b mPOWER satellites in April 2024.
SES used the O3b mPOWER network to provide the first MEO-based humanitarian connectivity at the Farchana refugee settlement in Chad.