Kimbrough and Flight Engineer Peggy Whitson of NASA reconnect cables and electrical connections on PMA-3 at its new home on top Harmony. They also will install the second of the two upgraded computer relay boxes on the station’s truss and install shields and covers on PMA-3 and the now-vacant common berthing mechanism port on Tranquility.
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For Jack Fischer, the Verge reports, it will be his first ever spacewalk. But Peggy Whitson is a pro. She holds the record for most spacewalks by a female U.S. astronaut (today will be her ninth), and she's spent more days off the planet than any other woman (more than 500 days total). President Donald Trump called her last month to congratulate her on the milestone.
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