The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 92
... interstellar gas " will be of no importance in travel between the planets , though as we shall see in Chapter 16 it might be signifi- cant when we begin to think of journeying to the stars . We mention it here because it raises again ...
... interstellar gas " will be of no importance in travel between the planets , though as we shall see in Chapter 16 it might be signifi- cant when we begin to think of journeying to the stars . We mention it here because it raises again ...
Pagina 196
... interstellar , 92-3 Goddard , R. H. , 17-18 Godwin , Bishop Man in the Moone , 3-4 Gravity ( see also Acceleration , Weightless- ness ) artificial , 99 effect of distance , 15 neutralising , 7 on Moon , 107 problem of escape from , 30-1 ...
... interstellar , 92-3 Goddard , R. H. , 17-18 Godwin , Bishop Man in the Moone , 3-4 Gravity ( see also Acceleration , Weightless- ness ) artificial , 99 effect of distance , 15 neutralising , 7 on Moon , 107 problem of escape from , 30-1 ...
Pagina 198
... interstellar , 178 landing of , 75-6 navigation of , 81-5 temperature control in , 68-9 velocity , definition of , 83-4 Stars distances , 164-5 flight to , 174-81 multiple , 166-8 planets of , 165-6 sizes , 164 variable , 169 Steering ...
... interstellar , 178 landing of , 75-6 navigation of , 81-5 temperature control in , 68-9 velocity , definition of , 83-4 Stars distances , 164-5 flight to , 174-81 multiple , 166-8 planets of , 165-6 sizes , 164 variable , 169 Steering ...
Cuprins
THE SHAPING OF THE DREAM | 1 |
FRONTISPIECE Automatic Rocket Surveying Mars PLATE I HighAltitude ManCarrying Rocket | 4 |
Spaceships Refuelling In Free Orbit | 4 |
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Termeni și expresii frecvente
acceleration already asteroids astronautics astronomers atmosphere atomic rockets body bricks British Astronomical Association build carry certainly Chapter chemical 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 ionosphere journey Jupiter landing light light-years lunar Mars and Venus Martian means Mercury meteors 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 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