Almost Astronauts: 13 Women Who Dared to Dream

They had the right stuff. They defied the prejudices of the time. And they blazed a trail for generations of women to follow.

What does it take to be an astronaut? Excellence at flying, courage, intelligence, resistance to stress, top physical shape — any checklist would include these. But when America created NASA in 1958, there was another unspoken rule: you had to be a man. Here is the tale of thirteen women who proved that they were not only as tough as the toughest man but a…