The U.S. Space Force said on Friday it has awarded Elon Musk's IPO-bound SpaceX a $4.16 billion deal for a satellite program designed to track and target airborne threats. The Space-Based Advanced Moving Target Indicator (SB-AMTI) is designed as an interconnected system-of-systems, combining space-based sensors, secure communications links and ground processing to drive closer cooperation across the government space industrial base. The Trump administration's flagship Golden Dome missile