The Exploration of SpacePocket Books, 1979 - 237 pagini Presents a nonscientific explanation of space exploration and a view of future life on other planets. |
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Pagina 58
... seen pictures of the " Wall of Death , " a popular circus side - show in which a motor- cyclist drives round the inside of an almost vertical cylinder , centrifugal force allowing him to defy gravity . It will be seen that exactly the ...
... seen pictures of the " Wall of Death , " a popular circus side - show in which a motor- cyclist drives round the inside of an almost vertical cylinder , centrifugal force allowing him to defy gravity . It will be seen that exactly the ...
Pagina 156
Arthur Charles Clarke. seen with ease in daytime if one knows exactly where to look - but they must cut Venus off ... seen , from the above facts , that there is no foundation at all for the rather common idea that Venus is a world of ...
Arthur Charles Clarke. seen with ease in daytime if one knows exactly where to look - but they must cut Venus off ... seen , from the above facts , that there is no foundation at all for the rather common idea that Venus is a world of ...
Pagina 224
... seen , the advent of space - travel will produce an expansion of scientific knowledge per- haps unparalleled in history . Now there are a good many people who think that we have already learned more than enough about the Universe in ...
... seen , the advent of space - travel will produce an expansion of scientific knowledge per- haps unparalleled in history . Now there are a good many people who think that we have already learned more than enough about the Universe in ...
Cuprins
Preface to the 1951 Edition | 11 |
Thirty Years Later | 15 |
The Shaping of the Dream | 21 |
Drept de autor | |
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Termeni și expresii frecvente
acceleration airless already astronautics astronomers atmo atmosphere body bricks build carry certainly Chapter chemical completely conquest of space consider course crew degrees F difficult direction distance Earth energy enormous escape velocity exist exploration extremely fact Figure fuel Galaxy giant gravitational field gravity heat Hermann Oberth hundred miles idea imagine important interplanetary flight interplanetary travel interstellar ionosphere Jerry Pournelle journey Jupiter landing large number light light-years lunar Mars and Venus Martian means Mercury meteors miles in diameter million minutes missile Moon Moon's motors never normal observed once oxygen payload perhaps planetary planets Pluto possible pounds pressure probably problem produce propellant propulsion Proxima Centauri radar radio reach reason refueling rocket power satellite Saturn scientific ship Solar System space space-flight space-station space-suits space-travel spaceship speed spin stars stations surface take-off telescope temperature thousand thrust tion trolley voyage weight weightless