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All on board today were trained and fully qualified for their roles.

• agloeregrets 5y ago
  In which their role was 'sit there, when sign says you can unbuckle, dso that, then get clicked back in when it's time. Christa was legit trained how to spacewalk.
  • bernulli 5y ago
    Exactly. Which is more than what Gagarin or Shepard did. Sure, McAuliffe trained to do so much more, but all of them fulfill the criterion you gave of what an astronaut is.