The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 5
... become suitably adapted to their surroundings . And in 1752 the great Voltaire produced Micromegas , a work which is remarkably modern in outlook as it shows man and his planet in the correct astronomical perspective . Micromegas was a ...
... become suitably adapted to their surroundings . And in 1752 the great Voltaire produced Micromegas , a work which is remarkably modern in outlook as it shows man and his planet in the correct astronomical perspective . Micromegas was a ...
Pagina 83
Arthur Charles Clarke. would become apparent that the ship's actual position was beginning to deviate from the orbit it should be following , owing to the inevitable errors in the initial period of powered flight . It might then become ...
Arthur Charles Clarke. would become apparent that the ship's actual position was beginning to deviate from the orbit it should be following , owing to the inevitable errors in the initial period of powered flight . It might then become ...
Pagina 153
... become possible to detect planets of the nearer stars , something quite out of the question with earth - based equipment . Since 1945 , astronomers have become more and more interested in " telescopes " employing not light rays but ...
... become possible to detect planets of the nearer stars , something quite out of the question with earth - based equipment . Since 1945 , astronomers have become more and more interested in " telescopes " employing not light rays but ...
Cuprins
THE SHAPING OF THE DREAM | 1 |
THE EARTH AND ITS NEIGHBOURS | 9 |
THE ROCKET | 17 |
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able acceleration actual already appear astronautics astronomers atmosphere atomic become body build carry certainly Chapter close completely consider considerable course deal developed difficult direction discovered discuss distance Earth effect energy escape exist exploration extremely fact fall field Figure fuel give given gravity greater heat human hundred idea imagine important impossible increase interesting interplanetary involved journey known landing least less light limit live look lunar Mars material matter means miles minutes Moon motors necessary never observed once orbit oxygen perhaps period planets Plate possible practical present pressure probably problem produce purely radio reach reason relatively remain rocket round satellite scientific seems seen ship shown simple Solar space spaceship speed stars stations structure surface telescope temperature thousand Universe velocity Venus weight whole