Project Mercury's Friendship 7 (orbital flight of John Glenn) maxed out
at over 17,000 miles per hour on February 20, 1962: [Only registered users see links. ]
This was at an apogee of 162 miles - just barely outside of the
In 1962 the record for *aircraft* (pilot, engine, airfoils, control
surfaces, etc.) was 1665.89 mph (2.188 mach). The 1976 record (the
latest I could find for a piloted aircraft) was 2193.16 mph (2.881
mach). [Only registered users see links. ]
The (unpiloted) X-43a "scramjet" reached reached 5,000 miles per hour
on November 16th, 2004: [Only registered users see links. ]
Nice use of irony.
Just east of Amarillo, TX, SE of the Pantex plant, near Highway 287
about 3 miles east of Washburn: [Only registered users see links. ]
I lived in Amarillo for a few years...