AST SpaceMobile's bet: satellites that beam cellular service to ordinary phones

AST SpaceMobile builds and operates BlueBird satellites that link standard smartphones directly; mobile carriers sign agreements to roam their customers onto the space-based network, which uses each carrier's licensed spectrum.

That a network of huge LEO satellites could connect unmodified smartphones through carrier spectrum, so coverage gaps disappear without new handsets or ground towers.

AST SpaceMobile went public through a SPAC merger completed in 2021 (per its FY2025 Form 10-K), and on 2025-07-15 it secured a $550 million non-recourse senior-secured credit facility with Sound Point (10-K).

Abel Avellan's satellite venture AST & Science merged with New Providence Acquisition Corp. to list as AST SpaceMobile in 2021, backed by equityholders that included Vodafone, Rakuten and American Tower. The plan was a low-Earth-orbit constellation that would use mobile operators' own spectrum to connect everyday phones.

AT&T and AST signed a definitive commercial agreement in May 2024, and Verizon made a $100 million commitment earlier that year. The FCC granted an initial license to launch and operate the first five BlueBird satellites in August 2024, though satellite-to-cell frequency authorization was still pending at launch, per Satellite Today.

SpaceX launched the five BlueBird satellites from Cape Canaveral on 2024-09-12, with CEO Abel Avellan confirming contact with all five. In February 2025 AT&T completed a satellite video call over its spectrum using those BlueBirds, which AT&T said would be used to start commercial service; Rakuten made Japan's first satellite video call to an ordinary smartphone in April 2025.

Partnering with carriers instead of fighting them turned spectrum, the scarce resource, into AST's asset: each operator's license becomes a potential coverage band.

Relying on stock-market attention mattered because pre-revenue constellations burn cash; the August 2024 milestones pushed market value above $8 billion before meaningful service revenue.

Proof on a test satellite in 2023 made the 2024 regulatory and commercial steps credible, which is how a hardware startup signs carriers before it has a working network.

The largest commercial LEO satellites ever deployed, at roughly 700 square feet of array each, were a deliberate scale bet that fewer, bigger spacecraft could cover a country with usable broadband.

Sequencing was the strategy: launch the first fleet, demonstrate calls, then scale production and launch cadence while pursuing the remaining FCC authorizations.

In capital-intensive hardware, prove the physics on a test article first, then treat the FCC license and carrier contracts as the real gates before mass production.

As of its FY2025 Form 10-K, filed 2026-03-02, AST SpaceMobile had its five Block 1 BlueBird satellites in orbit since September 2024 and a $550 million non-recourse credit facility dated 2025-07-15 to support the next stage. AT&T has described those BlueBirds as the satellites that will start commercial service, Verizon made a $100 million commitment, and Rakuten plans to launch satellite-to-mobile service in Japan in the fourth quarter of 2026. The company's stated path is a phased commercial launch in targeted markets while it builds out the constellation.