In September 2019,   SpaceX was contracted to launch the first seven O3b mPOWER satellites using Falcon 9 rockets with two launches of four and three satellites planned for 2021.SpaceX to launch SES's O3b mPOWER constellation on two Falcon 9 rockets, SpaceNews, 9 September 2020, Accessed 27 August 2020
In September 2019, SES announced it had partnered with satellite payload and network management systems developer, Kythera Space Solutions to develop the ARC (Adaptive Resource Control) software to enable the dynamic control and optimisation of power, throughput, beams and frequency allocation on O3b mPOWER and other future high-throughput satellites (such as the geostationary SES-17 due to launch in 2021) and their networks. Also in September 2019, SpaceX was contracted to launch the first seven O3b mPOWER satellites using Falcon 9 rockets with two launches of four and three satellites planned for 2021.SpaceX to launch SES's O3b mPOWER constellation on two Falcon 9 rockets, SpaceNews, 9 September 2020, Accessed 27 August 2020
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SES announced it had partnered with satellite payload and network management systems developer, Kythera Space Solutions to develop the ARC (Adaptive Resource Control) software to enable the dynamic control and optimisation of power, throughput, beams and frequency allocation on O3b mPOWER and other future high-throughput satellites (such as the geostationary SES-17 due to launch in 2021) and their networks.
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Also in September 2019,