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 81
... actual speeds of the aircraft being of no importance as long as they are equal . In the case of orbital refuel- ing , the problem of contact should be considerably easier . There is no air resistance to worry about and to affect the ...
... actual speeds of the aircraft being of no importance as long as they are equal . In the case of orbital refuel- ing , the problem of contact should be considerably easier . There is no air resistance to worry about and to affect the ...
Pagina 112
... actual calculation of the orbit would , how- ever , be a complicated task and might require the use of electronic computers altogether too large to be carried in a spaceship . Possibly this duty would be relegated to machines on the ...
... actual calculation of the orbit would , how- ever , be a complicated task and might require the use of electronic computers altogether too large to be carried in a spaceship . Possibly this duty would be relegated to machines on the ...
Pagina 113
... actual orientation or attitude of a spaceship has noth- ing to do with its direction of motion : it could be spinning or pointing in space in any manner without affecting its velocity . To alter this , the rockets have to be used in the ...
... actual orientation or attitude of a spaceship has noth- ing to do with its direction of motion : it could be spinning or pointing in space in any manner without affecting its velocity . To alter this , the rockets have to be used in the ...
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