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 65
... already been developed for use in V.2's and other high - altitude rockets . Some of the earliest experiments consisted sim- ply of mounting movie cameras in suitable fairings round the base of the missile and so obtaining some of the ...
... already been developed for use in V.2's and other high - altitude rockets . Some of the earliest experiments consisted sim- ply of mounting movie cameras in suitable fairings round the base of the missile and so obtaining some of the ...
Pagina 117
... already been built for astronomical re- search ! ) By the use of such installations , there would be no great difficulty in sending speech as far as Mars and Venus , and code messages ( which require much less power ) could be sent at ...
... already been built for astronomical re- search ! ) By the use of such installations , there would be no great difficulty in sending speech as far as Mars and Venus , and code messages ( which require much less power ) could be sent at ...
Pagina 178
... 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 all their possibilities developed depends ...
... 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 all their possibilities developed depends ...
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