Space Frontier Author:Dr. Wernher von Braun Space Frontier answers such questions as... — What is the real purpose of a countdown? — Why do rockets have funs? — What makes a satellite go into orbit? — What housekeeping problems do astronauts have? — How long will it be before reusable launch vehicles make regular trips into space? — What are the most dangerous moments in a manned space flight?... more »
What is a our long-range objective in our manned space program?