The company tells the US regulator it's already working on a Positioning, Navigation, and Timing (PNT) system for its cellular Starlink service.

SpaceX on Wednesday launched more than two dozen Starlink satellites into low-Earth orbit in the company's continuing quest to expand global Internet access.

Project Kuiper’s constellation aims tot total more than 3,600 satellites by 2028. SpaceX’s Starlink, which already has had more than 8,500 satellites launched since 2019, has nearly 6,700 that remain operational in orbit, according to statistics maintained by astronomer Jonathan McDowell.