AST Space Mobile is launching a groundbreaking space-based cellular broadband network by deploying large satellites the size of apartments into low-earth orbit. This innovative approach aims to eliminate coverage gaps, ensuring reliable cell phone service in even the most remote locations. The company has surmounted significant technological challenges to achieve direct-to-phone connectivity with low latency and has partnered with major telecom operators for a global rollout. Although it faces regulatory hurdles and scaling issues, AST Space Mobile is on track to transform cellular access worldwide, offering an essential service to both developed and developing countries.