Word: solidities
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Dates: during 1980-1989
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...fatal explosion of the space shuttle Challenger was an accident waiting to happen if estimates of solid rocket booster failure in a 1983 Air Force report are true, says Rep. Edward Markey, D-Mass...
...Force report estimated that one of the solid rocket boosters on board the space shuttle would fail in every 35 shuttle launches, The Boston Globe reported today...
Markey said the Air Force report, written by Teledyne Energy Systems Inc., based its estimates on "historically documented failure rates" in solid rocket boosters used for Air Force, Navy and NASA missile programs...
...potentially hazardous failures that could lead to a catastrophic loss of a shuttle, failure of a solid rocket booster was the most likely to occur, according to the Air Force report...
...week's end the New York Times reported that NASA technicians had found evidence amid the reams of telemetry that seemed to support the burnthrough theory. According to the unnamed source, the data show that the right solid- fuel booster had a pressure drop of nearly 30 lbs. per sq. in. and a loss of 100,000 lbs., or about 4%, of normal thrust about 10 sec. before the explosion --the kind of decrease a burnthrough would have caused. Later the same day, NASA released new pictures and a videotape showing what it called "an unusual plume" of flame streaking...