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NASA TV Broadcasts Battery Swap Spacewalk Friday

25 Jun 2020, 22:19 UTC
NASA TV Broadcasts Battery Swap Spacewalk Friday
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Astronauts (from left) Chris Cassidy and Bob Behnken are pictured during previous spacewalks on earlier missions at the space station.
NASA astronauts Chris Cassidy and Robert Behnken are scheduled to depart the International Space Station’s Quest airlock Friday for a spacewalk to replace batteries to upgrade the power supply capability.
The duo will set their spacesuits to battery power about 7:35 a.m. EDT Friday, signifying the start of their spacewalk, which may last as long as seven hours. NASA will begin its live coverage on NASA Television and the agency’s website at 6 a.m.
NASA posted a video providing an animation of the spacewalk activities to depict how they will be replacing existing nickel-hydrogen batteries on one of two power channels on the far starboard truss (S6 Truss) of the station with new lithium-ion batteries that arrived on a Japanese cargo ship last month.
They are scheduled for a second spacewalk to continue the work on Wednesday, July 1. The battery replacement work is the final series of power upgrade spacewalks that began in January 2017.
This will be the 228th spacewalk in support of space station assembly and maintenance. Cassidy will be extravehicular crew member 1, wearing the spacesuit ...

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