SpaceX just locked in another major win from the Pentagon. The company landed a $4.16 billion contract to build a constellation of sensor-equipped satellites. These will track missiles, aircraft and other airborne threats from orbit as a core piece of President Donald Trump’s ambitious Golden Dome defense system. The announcement landed late last week. It cements Elon Musk’s firm as the dominant player in a program that has drawn billions in funding and sharp debate over costs, feasibility and potential conflicts of interest. But the deal also highlights how commercial space technology now sits at the center of U.S. national security strategy. Details emerged from a U.S. Space Force statement. The satellites form part of the Space-Based Advanced Moving Target Indicator program, or SB-AMTI. They integrate sensors, secure communications and AI-powered ground processing to detect and track targets from space. The goal? Eliminate blind spots that have long plagued ground-based and airborne sensors.…