Sitowa2001 and middlepath, it has nothing to do with skin colour or any orther xenophobic alarmist theories that you care to put forth. Simple fact of high standards required by both applicant and company for a major long term investment.
As an aside, applicants to the NASA program are usually prior Test pilot school graduates hence the "short" 6 years to train to lofty heights. Compare those attributes to your exalted ability to type inuendo on a keyboard and I guess you come up short.
Hey, maybe you think playing the race card under such times of industrial turmiol will gain you new friends and respect...perhaps even advancement....loser!