The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 184
... human race can do : history is full of examples , from the Pyramids to the Manhattan Project , of achievements whose difficulty and magnitude were so great that very few people would have considered them possible . 2 The important ...
... human race can do : history is full of examples , from the Pyramids to the Manhattan Project , of achievements whose difficulty and magnitude were so great that very few people would have considered them possible . 2 The important ...
Pagina 189
... human beings or the great organisers of human society were thoroughly convinced and enthusiastic about astronautics , then scientists and engineers could direct their research work immediately to space - flight problems . Unfortunately ...
... human beings or the great organisers of human society were thoroughly convinced and enthusiastic about astronautics , then scientists and engineers could direct their research work immediately to space - flight problems . Unfortunately ...
Pagina 191
... human nature . One wonders if they would have asked Pheidias , when he was starting work on the Parthenon frieze , why he was not engaged on something useful like rebuilding the Athenian slums . If he had kept his temper , the artist ...
... human nature . One wonders if they would have asked Pheidias , when he was starting work on the Parthenon frieze , why he was not engaged on something useful like rebuilding the Athenian slums . If he had kept his temper , the artist ...
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