The T-Mobile license is the first collaboration between a satellite operator and wireless carrier to be approved by the FCC to provide supplemental cell coverage from space. “The Commission recognized that satellite-to-device connectivity can support critical public interest benefits,

The FCC approved T-Mobile and SpaceX's license to provide supplemental telecom coverage from space to eliminate dead zones.

The US regulator is also allowing SpaceX to orbit some of the company's Starlink satellites closer to Earth, which should reduce latency.