澳门永利

NASA under pressure to extend space shuttle's life

作者:麻押榷    发布时间:2019-02-28 05:05:02    

IT’S one of the priciest scientific instruments never used – and a thorn in NASA’s side. Now the agency may be forced to delay the retirement of the space shuttle so that it can haul the Alpha Magnetic Spectrometer particle detector into space. More than a decade ago, NASA agreed to lug the AMS to the International Space Station. There it will probe the origin of cosmic rays, measure antimatter, and look for hints of dark matter. But after the Columbia disaster in 2003 triggered a decision to retire the shuttle fleet, the agency changed its mind,

 

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