The Exploration of SpaceTemple Press, 1951 - 198 pagini |
Din interiorul cărții
Rezultatele 1 - 3 din 28
Pagina
... astronautics — the science of space - travel - but it was soon clear that it had a large sale among readers who were certainly less than enthusiastic about the details of mass - ratios , rocket fuel performances and the dynamics of ...
... astronautics — the science of space - travel - but it was soon clear that it had a large sale among readers who were certainly less than enthusiastic about the details of mass - ratios , rocket fuel performances and the dynamics of ...
Pagina 186
... astronautics : in the long run they may be of far more importance than its purely material benefits , considerable though these will undoubtedly be . This has proved true in the past of many great scientific achievements . Copernican ...
... astronautics : in the long run they may be of far more importance than its purely material benefits , considerable though these will undoubtedly be . This has proved true in the past of many great scientific achievements . Copernican ...
Pagina 189
... astronautics and are therefore still a considerable distance in the future . There is little doubt that a great many scientists and engineers whose only interest in the rocket is as a means of crossing space have become involved in ...
... astronautics and are therefore still a considerable distance in the future . There is little doubt that a great many scientists and engineers whose only interest in the rocket is as a means of crossing space have become involved in ...
Cuprins
Automatic Rocket Surveying Mars | 3 |
The Earth and its Neighbours | 9 |
The Rocket | 17 |
Drept de autor | |
20 alte secțiuni nu sunt arătate
Alte ediții - Afișează-le pe toate
Termeni și expresii frecvente
acceleration already astronautics astronomers atmosphere body bricks British Astronomical Association build carry certainly Chapter chemical completely course crew degrees F difficult direction distance Earth energy enormous escape velocity exploration extremely fact Figure free orbit fuel Galaxy giant gravitational field gravity heat Hermann Oberth hundred miles idea imagine important interplanetary flight interplanetary travel interstellar involved ionosphere journey Jupiter landing light light-years lunar Mars and Venus Martian means Mercury meteors million minutes missile Moon Moon's motors never observed oxygen payload perhaps planetary planets Pluto possible pounds pressure pressurised probably problem produce propellant propulsion Proxima Centauri R. A. Smith radar radiation radio reach reason refuelling return to Earth rocket power satellite Saturn scientific ship Solar System space space-flight space-station space-suits space-travel spaceship speed spinning stars stations surface take-off telescope temperature terrestrial thousand thrust trolley Uranus voyage weight