The Exploration of SpaceHarper, 1951 - 199 pagini |
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Pagina 69
... considerable amount of heat would be generated inside the spaceship by the bodies of the passengers . A double - hulled ship in space would behave like a very efficient thermos flask , and it would often be more important to lose heat ...
... considerable amount of heat would be generated inside the spaceship by the bodies of the passengers . A double - hulled ship in space would behave like a very efficient thermos flask , and it would often be more important to lose heat ...
Pagina 95
... considerably higher accelerations for longer periods than this if they are suitably protected . But , in fact , the ... considerable time to reach escape velocity . However , if the ship could build up all its speed in the horizontal ...
... considerably higher accelerations for longer periods than this if they are suitably protected . But , in fact , the ... considerable time to reach escape velocity . However , if the ship could build up all its speed in the horizontal ...
Pagina 109
... considerably less than the Earth's but nothing can be deduced from this fact . It is reasonable to suppose that all the ... considerable number of experienced observers claim to have detected changes in certain areas which suggest the ...
... considerably less than the Earth's but nothing can be deduced from this fact . It is reasonable to suppose that all the ... considerable number of experienced observers claim to have detected changes in certain areas which suggest the ...
Cuprins
The Shaping of the Dream | 1 |
The Earth and Its Neighbours | 7 |
The Rocket | 17 |
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Termeni și expresii frecvente
acceleration already asteroids astronautics astronomers atmosphere body bricks build carry certainly Chapter chemical completely course crew degrees F difficult direction distance Earth energy enormous escape velocity exploration extremely fact Figure free orbit fuel Galaxy giant gravitational field gravity heat Hermann Oberth hundred miles idea imagine important interplanetary flight interplanetary travel interstellar ionosphere journey Jupiter landing light light-years lunar Mare Imbrium Mars and Venus Martian means Mercury meteors million minutes missile Moon Moon's motors never observed oxygen payload perhaps planetary planets Pluto possible pounds pressure pressurised probably problem produce propellant propulsion Proxima Centauri R. A. Smith radar radiation radio reach reason refuelling return to Earth rocket power satellite Saturn scientific ship Solar System space space-flight space-station space-suits space-travel spaceship speed spinning stars stations surface take-off telescope temperature terrestrial thousand thrust tion trolley Uranus voyage weight