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Spacewalkers finishing 4 years of power upgrades for station – Chicago Daily Herald
A four-year effort to modernize the International Space Station’s power grid is finally complete
CAPE CANAVERAL, Fla. — A pair of spacewalking astronauts completed a four-year effort to modernize the International Space Station’s power grid on Monday, installing one last battery.
Over the weekend, flight controllers in Houston used the space station’s big robot arm to replace the last pair of old-style batteries with a single better-quality one. NASA’s Mike Hopkins and Victor Glover put the finishing touches on this newest lithium-ion battery to complete a series of spacewalks that began in…
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