I'm Essie. I live a few decades in the future, and lots of people can go into space now. One day I will become important, like an astronaut or astronomer or royalty. Something like that-you know, kids are supposed to dream big. But then one day I meet this boy whose father gives my family tickets for a private tour of a shuttle launch. I was thrilled when one of the people going into space ended up being me. Talk about dreams coming true Except we...