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Defying Gravity

The Iridium mobile communications network, in spite of its past financial troubles, has set remarkably high operating standards in satellite constellation manufacturing, launching and operations. The Motorola ...
Credit: NASA

Quick Takes (07-18-16)

VERBATIM | Follow the money, not the water “When I was on the space station, I was asked this question by a reporter. And the question was, ‘Now that NASA has determined that, definitively, at certain times du...