Sunday, April 11, 2010

Discovery Crew Embarks On Second Spacewalk At Space Station

Discovery astronauts Rick Mastracchio and Clayton Anderson switched their spacesuits to battery power at 1:30 a.m., marking the official start of the 142nd spacewalk performed in the assembly and maintenance of the International Space Station. The excursion, which is aimed at conducting some cooling system maintenance work, is expected to last six-and-a-half hours.

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