technical-feasibility
The assertion that the technology required to build and sustain human habitats in space was largely available by the mid-1970s.
1 chapter across 1 book
The High Frontier (1976)Gerard K. O’Neill
The 'Preamble' section of 'The High Frontier' includes introductory materials such as the preface by astronaut Kathy Sullivan, an introduction by Gerard K. O'Neill reflecting on the progress and vision of space colonization, and the first chapter 'A Letter from Space' which traces the historical and conceptual development of human habitation in space. It emphasizes the technical feasibility of space habitats, the necessity of expanding human presence beyond Earth to preserve the environment and improve human prospects, and the economic and political challenges involved. The chapter also highlights the vision of space colonies as new Earthlike environments powered by continuous free energy and the importance of maintaining a positive outlook on humanity's spacefaring future.