Don't miss out on our latest stories. Add PCMag as a preferred source on GoogleAs SpaceX races to dominate satellite-to-phone services, Verizon is doubling down on rival AST SpaceMobile instead.On Wednesday, Verizon announced it had signed a commercial agreement with the Texas-based AST SpaceMobile to supply satellite-to-phone connectivity starting next year. Terms were kept under wraps. But the agreement promises to give Verizon customers a new way to remain connected in cellular dead zones by ...