NASA astronauts Andrew Morgan (left) and Christina Koch (right) are suited up in U.S. spacesuits inside the Quest airlock.
iss061e001577 (Oct. 6, 2019) — NASA astronauts Andrew Morgan (left) and Christina Koch (right) are suited up in U.S. spacesuits inside the Quest airlock before beginning a seven hour and one minute spacewalk to upgrade the station’s large nickel-hydrogen batteries with newer, more powerful lithium-ion batteries.