Think, Volumen29International Business Machines Corporation, 1959 |
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Página 29
... space may involve a device which man has been using for thousands of years a sail . In this instance , it would be made of aluminum foil or lightweight plastic no more than 1 / 10,000 of an inch thick , and it would use the sun's energy ...
... space may involve a device which man has been using for thousands of years a sail . In this instance , it would be made of aluminum foil or lightweight plastic no more than 1 / 10,000 of an inch thick , and it would use the sun's energy ...
Página 10
... space is the nuclear rocket engine . Energy is not obtained from a violent chemical reaction . All the heat comes from the reactor . However , a " working fluid " is required some material to heat up in the reactor and eject through the ...
... space is the nuclear rocket engine . Energy is not obtained from a violent chemical reaction . All the heat comes from the reactor . However , a " working fluid " is required some material to heat up in the reactor and eject through the ...
Página 21
... space ? How soon can we reach the moon and ther planets ? What , if any , immediate ffects will space activities have on our ves ? We have already put the Pioneer V satellite into orbit around the sun with the Juno II rocket , shown ...
... space ? How soon can we reach the moon and ther planets ? What , if any , immediate ffects will space activities have on our ves ? We have already put the Pioneer V satellite into orbit around the sun with the Juno II rocket , shown ...
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