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 is actively promoting competition in the space economy by supporting more partnerships between terrestrial mobile carriers and satellite operators to deliver on a single network future that will put an end to mobile dead zones," said FCC Chair Jessica Rosenworcel in a statement.

Using satellites as a backup for cell service, and providing coverage in areas where traditional service doesn't cover, just took a big step forward.