This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the publi

Explains the facts and principles relating to the solar system, space flight, and laws of motion and discusses the problems involved in probing outer space.

Documents how 12 people, as part of a top-secret U.S. government program, traveled to the planet Serpo and lived there for 13 years • Based on the debriefing

A look into the history of space exploration and its possible future, and just where exactly robotics fit into it all. Given the near incomprehensible enormity

Seeking to reenergize Americans' passion for the space program, the value of further exploration of the Moon, and the importance of human beings on the final fr