Golden Dome Missile Defense: Elon Musks Role in Trumps $2.5 Trillion Project: The Golden Dome missile defense project, led by Donald Trump, could see SpaceX, Palantir, and Anduril collaborating to defend the U.S. against missile threats. With global defense spending on the rise, Musks involvement is a hot topic. Could SpaceX join the Golden Dome venture to build advanced satellite systems for tracking and neutralizing missile threats?