The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina xii
... Astronautics , perhaps even more than nuclear physics , raises questions far outside the purely technical domain . The possibility of space - flight is often admitted by those who can see no point in its accomplishment , or who ask the ...
... Astronautics , perhaps even more than nuclear physics , raises questions far outside the purely technical domain . The possibility of space - flight is often admitted by those who can see no point in its accomplishment , or who ask the ...
Pagina 93
... astronautics , unless we can overcome the physiological ones as well we will be doomed to remain for ever on our native planet , able to look at other worlds only through the eyes of our robots . As far as temperature and pressure are ...
... astronautics , unless we can overcome the physiological ones as well we will be doomed to remain for ever on our native planet , able to look at other worlds only through the eyes of our robots . As far as temperature and pressure are ...
Pagina 142
... astronautics , who no doubt feel that they already have enough to deal with . Yet if our survey of the subject is to have claim to thoroughness , we cannot overlook these difficulties . The speed with which the planets are explored and ...
... astronautics , who no doubt feel that they already have enough to deal with . Yet if our survey of the subject is to have claim to thoroughness , we cannot overlook these difficulties . The speed with which the planets are explored and ...
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