The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 46
... interplanetary travel it would , almost inevitably , be fatal . We can now sum - up the requirements for any interplanetary voyage , as follows : ( 1 ) The ship must build up sufficient speed to escape from the Earth , and when it has ...
... interplanetary travel it would , almost inevitably , be fatal . We can now sum - up the requirements for any interplanetary voyage , as follows : ( 1 ) The ship must build up sufficient speed to escape from the Earth , and when it has ...
Pagina 190
... Interplanetary societies will not build spaceships any more than aeronautical societies , as such , build aircraft . They will be the specialist organisations — the professional bodies of the scientists and engineers doing work in this ...
... Interplanetary societies will not build spaceships any more than aeronautical societies , as such , build aircraft . They will be the specialist organisations — the professional bodies of the scientists and engineers doing work in this ...
Pagina 197
... interplanetary , 44-5 of space stations , 151 , 157 Oxygen effect of loss , 101-2 provision in spaceship , 65-7 , 94 provision on Moon , 115 provision on planets , 144 Peenemunde research station , 19 , 183 Planets ( see also under ...
... interplanetary , 44-5 of space stations , 151 , 157 Oxygen effect of loss , 101-2 provision in spaceship , 65-7 , 94 provision on Moon , 115 provision on planets , 144 Peenemunde research station , 19 , 183 Planets ( see also under ...
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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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