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 75
... rockets of this type , using the fuels and motors we may ultimately develop , could be ... rocket mentioned on page 63 , though even with this design much more ... power alone requires just as much effort as to attain it , and as long as 75.
... rockets of this type , using the fuels and motors we may ultimately develop , could be ... rocket mentioned on page 63 , though even with this design much more ... power alone requires just as much effort as to attain it , and as long as 75.
Pagina 76
... rocket motor points in the direction of motion . Firing the rockets will ... power need be used for landing on a planet with a reasonably dense ... rocket , with an initial weight of a X ROCKET BRAKING APPLIED SHIP'S ; ORIGINAL ORBIT SHIP ...
... rocket motor points in the direction of motion . Firing the rockets will ... power need be used for landing on a planet with a reasonably dense ... rocket , with an initial weight of a X ROCKET BRAKING APPLIED SHIP'S ; ORIGINAL ORBIT SHIP ...
Pagina 102
Arthur Charles Clarke. by rocket power , for there is no question of air- braking or the use of parachutes . It would appear that the most economical method of approach is to fail directly towards the Moon , using the rockets at the last ...
Arthur Charles Clarke. by rocket power , for there is no question of air- braking or the use of parachutes . It would appear that the most economical method of approach is to fail directly towards the Moon , using the rockets at the last ...
Cuprins
Preface to the 1951 Edition | 11 |
Thirty Years Later | 15 |
The Shaping of the Dream | 21 |
Drept de autor | |
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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