Spacewalkers begin final phase of a space station upgrade
Summary
Two astronauts stepped outside the International Space Station for the first of two spacewalks, one week apart, to complete a complex upgrade to the aging power system.
Description from CBS News.
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Spacewalkers begin final phase of a space station upgrade
Two astronauts stepped outside the International Space Station for the first of two spacewalks, one week apart, to complete a complex upgrade to the aging power system.
