Emerging threats from Russia and China and an eye-opening government study known as the Space Portfolio Review have led the White House to add as much as $8 billion to intelligence and defense budgets over the next five years for activities to improve the resiliency of U.S. national security space capabilities, sources told SpaceNews. The post U.S. Spending on Space Protection Could Hit $8 Billion through 2020 appeared first on SpaceNews.com.