The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina xi
... present work has , therefore , been prepared for the benefit of all those who are interested in the " why " and " how " of astronautics yet do not wish to go into too many scientific details . I believe that there is nothing in this ...
... present work has , therefore , been prepared for the benefit of all those who are interested in the " why " and " how " of astronautics yet do not wish to go into too many scientific details . I believe that there is nothing in this ...
Pagina xiii
... Present Edition N the three years since the first edition of this book was published , there have been no major developments in astronautics making necessary any alteration of the text . Rocket research has continued on an increasing ...
... Present Edition N the three years since the first edition of this book was published , there have been no major developments in astronautics making necessary any alteration of the text . Rocket research has continued on an increasing ...
Pagina 144
... present in very large quantities on Mars and Venus , though in each case combined with other elements , the provision of a breathable atmosphere is a problem of chemical engineering which is , in principle , capable of a solution . As ...
... present in very large quantities on Mars and Venus , though in each case combined with other elements , the provision of a breathable atmosphere is a problem of chemical engineering which is , in principle , capable of a solution . As ...
Cuprins
THE SHAPING OF THE DREAM | 1 |
Automatic Rocket Surveying Mars | 4 |
THE EARTH AND ITS NEIGHBOURS | 9 |
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acceleration already astronautics astronomers atmosphere atomic rockets 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 gravitational field gravity heat Hermann Oberth hundred miles idea imagine important interplanetary flight interplanetary travel interstellar ionosphere journey Jupiter landing light light-years lunar Mars and Venus Martian means Mercury meteors 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