From the Johnson Space Center in Houston, officials from NASA brief reporters on two upcoming spacewalks outside the International Space Station to replace aging batteries in the outpost’s power grid.
Mission Reports
Station astronauts gearing up for spacewalk Wednesday
Mission Reports
Spacewalkers prep space station for future upgrades
Space station commander Chris Cassidy and Robert Behnken floated back outside Tuesday for their fourth spacewalk in less than a month, completing preparations for future upgrades including the eventual installation of an airlock that will allow commercial experiments to be moved into and out of vacuum as required.