out of the ISS airlock on June 24 to begin installing new batteries on the orbiting laboratory 200 miles above Earth. They will do it again Wednesday around 7:30 a.m.
to continue their work.During their second spacewalk in four days, the pair will need to install one more lithium-ion battery and one more adapter plate as well as remove a sixth nickel-hydrogen battery, according to NASA.
It should take about six to seven hours.During the prior first walk, the astronauts worked ahead of schedule completing some of the tasks planned for Wednesday.
The previous spacewalk was mostly uneventful as it should have been except for a minor hiccup when a tiny mirror on Cassidy’s spacesuit came off as he exited the space station.