The Last Surviving X-15 Pilot, Space Shuttle Test Pilot Joe Engle Dies at 91
NASA photo of X-15 test pilot Joe Engle (Image credit: NASA - the image was digitally altered to fit the 16:9 form factor) Astronaut, X-15 test pilot and space shuttle pilot Joe Engle has died at home in Houston, Texas. He was 91. Engle passed peacefully …