Zona Space Systems launched six satellites and announced a $250 million funding round at a $2.45 billion valuation on October 22, 2026, led by SpaceX board member Steve Jurvetson. The company is deploying what it calls the world's first commercial satellite navigation service, a one-way broadcast that supports unlimited users and is designed to fill GPS gaps under jamming. The discussion covers satellite design for SpaceX rockets, manufacturing scale and receiver distribution.