The Exploration of Space |
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Pagina 12
They also move more slowly , for reasons which we will discuss in Chapter 4. Mercury is moving in its orbit at 107,000 m.p.h. , the Earth at a more modest 68,000 and Pluto at a mere 10,000 m.p.h. The second important point is that ...
They also move more slowly , for reasons which we will discuss in Chapter 4. Mercury is moving in its orbit at 107,000 m.p.h. , the Earth at a more modest 68,000 and Pluto at a mere 10,000 m.p.h. The second important point is that ...
Pagina 48
THE EXPLORATION OF SPACE possesses an orbiting speed of 18,000 m.p.h. , and escape velocity is 25,000 m.p.h. , the additional speed the ship would require to leave the Earth completely is thus only 7,000 m.p.h. Before we discuss this ...
THE EXPLORATION OF SPACE possesses an orbiting speed of 18,000 m.p.h. , and escape velocity is 25,000 m.p.h. , the additional speed the ship would require to leave the Earth completely is thus only 7,000 m.p.h. Before we discuss this ...
Pagina 61
As exactly similar problems will be considered when we discuss the building of " spacestations ” , we will not go into them here , except to remark that constructional difficulties should be greatly eased under conditions where nothing ...
As exactly similar problems will be considered when we discuss the building of " spacestations ” , we will not go into them here , except to remark that constructional difficulties should be greatly eased under conditions where nothing ...
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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 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 increase interesting interplanetary involved journey known landing later least less light limit live look lunar Mars material matter means miles million minutes Moon motors moving necessary never observed once orbit oxygen perhaps period planets Plate possible practical present pressure probably problem produce radio range reach reason 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 Fawcett Premier book |
| Autor | Arthur Charles Clarke |
| Ediție | revizuită |
| Editor | Harper, 1951 |
| Exemplar original de la | Universitatea din California |
| Scanată la | 24 Sept 2007 |
| Lungime | 199 pagini |
| Exportă citatul | BiBTeX EndNote RefMan |