SR-71B in Flight with F-18 Chase AircraftThree SR-71 aircraft were used at different times during the 1990s by NASA as test beds for high-speed and high-altitude aeronautical research.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/sr-71b-flight-with-f-18-chase-aircraft/Copy URL to clipboard> DownloadShareSize1041x809px