“My perspective on earth changed dramatically the very first time I went into space,” says Space Shuttle astronaut Charles Frank Bolden Jr. From four hundred miles above the earth, all looked peaceful and beautiful to him. Yet Bolden recalled later that as he passed over the Middle East, he was “shaken into reality” when he considered the ongoing conflict there. During an interview with film producer Jared Leto, Bolden spoke of that moment as a time when he saw the earth with a sense of how it ought to be—and then sensed a challenge to do all he could to…