Smart pilots won't fly without accurate, up-to-date weather information. Garmin brings it straight into their airplanes with the GPSMap 396, the first portable navigation device that receives real-time XM WX Satellite Weather radar and satellite images, forecasts, and wind data. $2,700
XSS-11 is an experimental Air Force technology demonstrator designed to track other satellites. Controllers simply tell the spacecraft where to look for a piece of orbiting hardwareanother U.S. satellite, for instanceand the XSS-11 autonomously plots a course, accelerates to the object, and begins to orbit and observe. It's the first step toward automatic satellite inspection and repair.