A program to develop, field and sustain 300 ballistic missiles with maneuverable reentry vehicles over a 20-year period would cost $13.4 million, CBO says.
China has flown a verification scale model of the BWB-330 blended wing body concept, a future civil airliner design that would carry 300-330 passengers.
South Korea is developing its own satellite-based geo-positioning network covering the Korean Peninsula for use in the event of a GPS-denied environment.