The Exploration of Space |
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Pagina 50
It could then make a landing as a glider , slowly shedding its speed by air resistance . This operation ( called “ entry by braking ellipses ” ) is shown in Figure 11. It is of enormous importance , as it implies that no rocket power ...
It could then make a landing as a glider , slowly shedding its speed by air resistance . This operation ( called “ entry by braking ellipses ” ) is shown in Figure 11. It is of enormous importance , as it implies that no rocket power ...
Pagina 57
A very similar type of spaceship would be employed to make landings on planets with atmospheres , such as Mars and Venus . It would not be used for the landing on the Moon . ( B ) The modified form of Type A , without wings or fins ...
A very similar type of spaceship would be employed to make landings on planets with atmospheres , such as Mars and Venus . It would not be used for the landing on the Moon . ( B ) The modified form of Type A , without wings or fins ...
Pagina 76
a controls are concerned , there is no fundamental difference between a 1 - g vertical landing and 1 - g vertical take - off . If the - gyroscopes and steering devices can deal with the one case — as they already do in the V.2 rocket ...
a controls are concerned , there is no fundamental difference between a 1 - g vertical landing and 1 - g vertical take - off . If the - gyroscopes and steering devices can deal with the one case — as they already do in the V.2 rocket ...
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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 moving 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 seems seen ship shown simple Solar space spaceship speed stars stations structure surface telescope temperature thousand Universe velocity Venus weight whole
Informații bibliografice
| Titlu | The Exploration of Space |
| Autor | Arthur Charles Clarke |
| Editor | Temple Press, 1951 |
| Exemplar original de la | Universitatea din Michigan |
| Scanată la | 14 Dec 2007 |
| Lungime | 198 pagini |
| Exportă citatul | BiBTeX EndNote RefMan |