Titlebook: Humans in Space; 21st Century Frontie Harry L. Shipman Book 1989 Harry L. Shipman 1989 21st century.humans.research.space

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Explorationy Western Europeans, became aware of the true dimensions of the globe. Many satellites and missions have names that evoke this era. The first American satellite was called Explorer 1, and the name was given to a whole series of small scientific satellites. The two most famous explorers, Columbus and

DEVIL

Thirty Years Into Space957. The American space program sent astronauts to the moon, built a space shuttle, and then faltered when the space shuttle turned out to be a rather expensive and dangerous way of putting hardware into orbit rather than the inexpensive, reliable space truck which it was sold as. The Soviet space p

Peak-Bone-Mass

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intercede

The Necessities of Lifeequired for a Mars mission and as is certainly required if space settlement or colonization is to happen. However, supporting life in space is considerably more complicated and difficult than supporting life on the earth. The classic needs of life—food, clothing, and shelter—take on a very new meani

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Near-Earth Asteroidsam. Brian O’Leary, John Lewis, and William Hartmann, among other scientists, have called attention to this rather unlikely group of solar system objects as possible destinations and sources of extraterrestrial resources. We know relatively little about these objects, so that much of what is written