Download or read book Spacefarers written by Christopher Wanjek and published by . This book was released on 2020 with total page 401 pages. Available in PDF, EPUB and Kindle. Book excerpt: What will it take to make humanity a spacefaring species? The usual: good reasons and good planning. Christopher Wanjek explores the practical motivations for striking out into the far reaches of the solar system and the realities of the challenge. And he introduces us to the scientists and entrepreneurs who are already tackling that challenge.