NBCNews.com
Christmas Eve spacewalk aims to finish crucial space station repairs ... a faulty coolant valve crippled the International Space Station, two NASA astronauts ...hours that's planned," NASA spokesman Kelly Humphries told NBC News.
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Boston Globe
Christmas Eve spacewalk aims to finish crucial space station repairs ... a faulty coolant valve crippled the International Space Station, two NASA astronauts ...hours that's planned," NASA spokesman Kelly Humphries told NBC News.
See all stories on this topic »
Boston Globe