D) SWO or Subs will greatly reduce the chance of being an astronaut (1% to .0001%). This is because most astronauts with military background are test pilots. No SWOs or Subs in test pilot school. That being said, a Navy SEAL was sent up as a mission specialist...
I was wondering what branch retains the most officers through their 20 years. Mainly I want to see Navy vs. Air Force (aviation more specifically if possible) but I think it would be interesting to see all the branches statistics compared too. I've looked all over the internet for this and have...