President Donald Trump has proposed building a massive antimissile system in space that could enrich Elon Musk if it materializes. But experts say the project’s feasibility remains unclear.

Elon Musk's SpaceX may see its role reduced in the U.S. 'Golden Dome' missile defense project following a clash between Musk and President Trump. The Pentagon might prioritize existing ground systems over SpaceX’s satellites,

Investing.com -- President Donald Trump’s “Golden Dome” missile defense plan, unveiled May 21, promises near-total protection for the United States from a wide range of airborne threats. The $175 billion initiative, intended to span three years, aims to defend against ICBMs, cruise missiles, hypersonic weapons and drones.

The fallout between the president and the world’s richest man revolves around a missile system that experts say is a total boondoggle.