Answers to the most popular astronomy questions of today. Over the course of their illustrious work in astronomy, Heather Couper and Nigel Henbest collected hundreds of the most popular astronomy questions that they've been asked. In this book they explain the scientific answers to these questions with expertise and a healthy dose of humor. Below are just a few of the 185 questions they answer: What would happen to an astronaut exposed to space? Can people live