http://gpsworld.com/gps-aboard-the-worlds-highest-fastest-manned-gliders/
This month, we discuss sailplanes of all sorts and conduct a brief on-orbit interview with Astronaut Scott Kelly concerning his time piloting the space shuttle — actually a supersonic glider. We touch on the role GPS played in making it a safer rocket glider. Kelly also gives us an update on his time aboard the International Space Station (ISS), nine months and counting