High Speed Video (IMAGE) Southwest Research Institute Caption This is a high speed video image of conical flight body launched from a two-stage light gas gun traveling at 5.1 km/s (Mach 14.8, 11,400 mph). Material stripped off the flying object is so hot that is glows, allowing for the object to be photographed in flight. Credit Southwest Research Institute Usage Restrictions Images/videos may be used by the media and the public for educational and informational purposes only License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.