The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 66
... pressure outside it , being in a perfect vacuum , and so it must be strong enough to withstand the full internal pressure . To build a large container which will not burst when there is a force of one ton acting outwards on every square ...
... pressure outside it , being in a perfect vacuum , and so it must be strong enough to withstand the full internal pressure . To build a large container which will not burst when there is a force of one ton acting outwards on every square ...
Pagina 102
... pressure seriously . It has often been suggested that the crew of a punctured spaceship would be killed instantly and their bodies perhaps ruptured by the expansion of internal gases when the pressure was released . This is not the case ...
... pressure seriously . It has often been suggested that the crew of a punctured spaceship would be killed instantly and their bodies perhaps ruptured by the expansion of internal gases when the pressure was released . This is not the case ...
Pagina 144
... pressure suits and wearing only breathing masks . At the moment , the evidence is certainly against this , but the ... pressure alone — a method of support which , surprising though it seems , would allow the roofing of very large spaces ...
... pressure suits and wearing only breathing masks . At the moment , the evidence is certainly against this , but the ... pressure alone — a method of support which , surprising though it seems , would allow the roofing of very large spaces ...
Cuprins
FRONTISPIECE Automatic Rocket Surveying Mars PLATE I HighAltitude ManCarrying Rocket | 3 |
Spaceships Refuelling In Free Orbit | 4 |
The Earth and its Neighbours | 9 |
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Termeni și expresii frecvente
acceleration already asteroids astronautics astronomers atmosphere body bricks build carry certainly Chapter chemical climb completely course crew degrees F difficult direction distance Earth energy enormous escape velocity exploration extremely fact Figure flywheel free orbit fuel Galaxy giant gravitational field gravity heat Hermann Oberth hundred miles 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 Propontis 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