Spacewalkers finish swapping batteries

Spacewalkers suiting up
NASA astronaut Peggy Whitson helps Thomas Pesquet (left) and Shane Kimbrough (right) suit up for a spacewalk. (NASA Photo)

Two astronauts made quick work of a battery upgrade today during the International Space Station’s second spacewalk in a week.

NASA’s Shane Kimbrough and French astronaut Thomas Pesquet installed three new adapter plates and hooked up three new lithium-ion batteries during an outing that lasted nearly six hours.

They finished up their primary tasks in less than three hours, leaving plenty of time for “get-ahead” maintenance tasks.

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By Alan Boyle

Mastermind of Cosmic Log, contributor to GeekWire and Universe Today, author of "The Case for Pluto: How a Little Planet Made a Big Difference," past president of the Council for the Advancement of Science Writing.

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