How the ISS Was Built – A $150 Billion Engineering Miracle

The International Space Station isn’t just a spacecraft—it’s a symbol of what humanity can achieve when it works together. This video explores how 15 countries collaborated to build a $150 billion orbital laboratory piece by piece, over decades. Discover the origins, politics, science, engineering, and breathtaking spacewalks that made the ISS possible. From the first Russian module to the latest solar array, this is the full story of how the ISS was created.