The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 76
... deal with the one case - as they already do in the V.2 rocket - they can deal just as well with the other . What sort of " undercarriage " our lunar spaceship would need is an interesting problem which cannot , perhaps , be completely ...
... deal with the one case - as they already do in the V.2 rocket - they can deal just as well with the other . What sort of " undercarriage " our lunar spaceship would need is an interesting problem which cannot , perhaps , be completely ...
Pagina 121
... deal about her . Actually , we know practically nothing - not even the fundamental fact of her rotation period , which we know for all the other planets except remote and tiny Pluto . The resemblance between our world and Venus ...
... deal about her . Actually , we know practically nothing - not even the fundamental fact of her rotation period , which we know for all the other planets except remote and tiny Pluto . The resemblance between our world and Venus ...
Pagina 158
... deal was heard in the Press about gigantic " space - mirrors " which the • Germans were supposed to be considering as weapons of war . The truth behind this rumour was somewhat less spectacular , as is usually the case . Twenty years ...
... deal was heard in the Press about gigantic " space - mirrors " which the • Germans were supposed to be considering as weapons of war . The truth behind this rumour was somewhat less spectacular , as is usually the case . Twenty years ...
Cuprins
THE SHAPING OF THE DREAM | 1 |
Automatic Rocket Surveying Mars | 4 |
THE EARTH AND ITS NEIGHBOURS | 9 |
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acceleration already 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 free orbit fuel Galaxy gravitational field gravity heat Hermann Oberth hundred miles idea 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 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