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 97
... simple but efficient means of regulating its heat - loss , and this might be done by the use of folding shutters which would expose blackened or silvered areas of the hull accord- ing to circumstances . An internal source of warmth ...
... simple but efficient means of regulating its heat - loss , and this might be done by the use of folding shutters which would expose blackened or silvered areas of the hull accord- ing to circumstances . An internal source of warmth ...
Pagina 111
... simple geometry fixes the space- ship's position at X. EARTH SUN SHIP B VENUS Figure 13. Position - finding in Space Since there would seldom be less than three , and would often be five , bright planets available for ob- servation this ...
... simple geometry fixes the space- ship's position at X. EARTH SUN SHIP B VENUS Figure 13. Position - finding in Space Since there would seldom be less than three , and would often be five , bright planets available for ob- servation this ...
Pagina 131
... Simple though this solution appears to be in princi- ple , it does raise a number of problems . The psycho- logical effects of seeing the people on the opposite wall standing " upside - down " might be unfortunate , though one could ...
... Simple though this solution appears to be in princi- ple , it does raise a number of problems . The psycho- logical effects of seeing the people on the opposite wall standing " upside - down " might be unfortunate , though one could ...
Cuprins
Preface to the 1951 Edition | 11 |
Thirty Years Later | 15 |
The Shaping of the Dream | 21 |
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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