The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 113
... probably be made of reinforced fabric or plastic material , blown up to form a hemispherical chamber and fitted with a small air - lock . The whole thing would look very much like an Esquimo igloo , and would probably be silvered for ...
... probably be made of reinforced fabric or plastic material , blown up to form a hemispherical chamber and fitted with a small air - lock . The whole thing would look very much like an Esquimo igloo , and would probably be silvered for ...
Pagina 123
... probably more like twenty times as long as ours . It will be seen , from the above facts , that there is no foundation at all for the rather common idea that Venus is a world of oceans and steaming swamps , like our own planet some ...
... probably more like twenty times as long as ours . It will be seen , from the above facts , that there is no foundation at all for the rather common idea that Venus is a world of oceans and steaming swamps , like our own planet some ...
Pagina 155
... probably accele- rate any form of convalescence , and it is not too fantastic to suggest that many of the hospitals of the future will be found in space . We have seen that even the use of chemically fuelled rockets need not subject ...
... probably accele- rate any form of convalescence , and it is not too fantastic to suggest that many of the hospitals of the future will be found in space . We have seen that even the use of chemically fuelled rockets need not subject ...
Cuprins
Automatic Rocket Surveying Mars | 3 |
The Earth and its Neighbours | 9 |
The Rocket | 17 |
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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