The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 6
... interesting features was the fact that it was fitted with rockets for steering once it had reached space . Verne understood perfectly well — as many people at a much later date did not— that the rocket could function in an airless ...
... interesting features was the fact that it was fitted with rockets for steering once it had reached space . Verne understood perfectly well — as many people at a much later date did not— that the rocket could function in an airless ...
Pagina 141
... interesting . After all , interplanetary travel would lose much of its point if the other planets were simply new editions of Earth ! It is well to remember that there are only three worlds in the Universe whose surfaces we can observe ...
... interesting . After all , interplanetary travel would lose much of its point if the other planets were simply new editions of Earth ! It is well to remember that there are only three worlds in the Universe whose surfaces we can observe ...
Pagina 154
... interesting results , though whether we could breed amoeba as big as footballs remains to be seen ! The absence of gravity would certainly give medicine a most important new weapon , and not only for the treatment 154 THE EXPLORATION OF ...
... interesting results , though whether we could breed amoeba as big as footballs remains to be seen ! The absence of gravity would certainly give medicine a most important new weapon , and not only for the treatment 154 THE EXPLORATION OF ...
Cuprins
FRONTISPIECE Automatic Rocket Surveying Mars PLATE I HighAltitude ManCarrying Rocket | 3 |
Spaceships Refuelling In Free Orbit | 4 |
The Earth and its Neighbours | 9 |
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acceleration already asteroids astronautics astronomers atmosphere body bricks build carry certainly Chapter chemical climb completely course crew degrees F difficult direction distance Earth energy enormous escape velocity exploration extremely fact Figure flywheel free orbit fuel Galaxy giant gravitational field gravity heat Hermann Oberth hundred miles imagine important interplanetary flight interplanetary travel interstellar involved ionosphere journey Jupiter landing light light-years lunar 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 Propontis 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 trolley Uranus voyage weight