Marines who Have Gone on to Become Astronauts

"Marine Corps Astronauts"
The United States Marine Corps has a long history with the National Aeronautics and Space Administration (NASA), which was established in 1958. John H. Glenn was the first Marine assigned to NASA's astronaut program in 1959. Since that time, there have continually been Marines serving with NASA.
Marine Corps Order (MCO) 3700.3A Astronaut Candidate Selection Program states: " NASA annually recruits astronaut candidates from both the civilian and military communities to support the space shuttle and space station programs. …