The Exploration of SpaceTemple Press, 1951 - 198 pagini |
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Pagina 54
... actual speeds of the aircraft being of no importance as long as they are equal . In the case of orbital refuelling , the problem of contact should be considerably easier . There is no air resistance to worry about and to affect the ...
... actual speeds of the aircraft being of no importance as long as they are equal . In the case of orbital refuelling , the problem of contact should be considerably easier . There is no air resistance to worry about and to affect the ...
Pagina 82
... actual calculation of the orbit would , however , be a complicated task and might require the use of electronic computers altogether too large to be carried in a spaceship . Possibly this duty would be relegated to machines on the Earth ...
... actual calculation of the orbit would , however , be a complicated task and might require the use of electronic computers altogether too large to be carried in a spaceship . Possibly this duty would be relegated to machines on the Earth ...
Pagina 83
... actual orientation or attitude of a spaceship has nothing to do with its direction of motion : it could be spinning or pointing in space in any manner without affecting its velocity . To alter this , the rockets have to be used in the ...
... actual orientation or attitude of a spaceship has nothing to do with its direction of motion : it could be spinning or pointing in space in any manner without affecting its velocity . To alter this , the rockets have to be used in the ...
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