Friday, August 27, 2010

. The Limitations of 1960's Computer Technology, small meteors, and the Van Allen Belts.

Almost 40 years ago, with *combined CSM and LM guidance computer memory totaling only 10.3% [152kb] of a common 1.4MB [1474.56kb] floppy disk, NASA claims to have traveled 60,000% as far as any other manned spacecraft has gone before or since. Basically a household calculator (or discount watch) took 27 men [Apollo 8 to 17] to the moon and back, with the help of slide rules - accounting for fuel consumption, angle of approach, lunar landing, rate of descent, and so on. Yet at a distance of under 300 miles from Earth, we have lost the lives of 14 Shuttle astronauts who never left Earth orbit. In 9 trips there were no incidents involving small meteors, even though the hull of the craft dubbed the LM had a hull so thin in places that a screwdriver wall fall through the floor if dropped. Yes, Space is a big place - but there were no injuries or damage except Apollo 13's apparent self-inflicted wound? Van Allen made it clear in his 1958-59 report that travelers to the moon would need go around the belts, approaching the moon by first departing through the space directly above the the north or south poles of the Earth. These limitations alone, make the trip to the moon a theory, and not a fact.

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