China tested a hypersonic glide vehicle in August launched from an orbiting spacecraft, qualifying the Chinese vehicle as a Fractional Orbit Bombardment (FOB) System.  The launch was confirmed by the Chairman of the Joint Chiefs of Staff, General Mark Milley, who called it “very close to a Sputnik moment.” He also said the launch was “very concerning.”FOBs are nothing new. … Continue reading How will US respond to China’s hypersonic threat?