Hypersonic glide vehicle
A hypersonic glide vehicle (HGV) is a hypersonic missile delivery system for precise targeting and rapid delivery of weapons, currently being developed by various countries.[1][2] Example US projects include: Boeing X-20 Dyna-Soar, Project Isinglass, Prompt Global Strike, Boeing X-51, and the DARPA Falcon Project. China is also developing the WU-14.