Fifth Spacewalk Completes Shuttle Crew's To-Do List
Endeavour crew successfully completes maintenance and upgrades of space station
By Nick McMaster,  Newser Staff
Posted Jul 27, 2009 2:07 PM CDT
Astronauts Tom Marshburn and Christopher Cassidy mission specialists for STS-127, share duties on the fourth spacewalk of Endeavour's current mission, July 24, 2009.    (AP Photo)
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(Newser) – Astronauts from the space shuttle Endeavour today completed the final tasks of their mission to upgrade and maintain the International Space Station’s Kibo lab, Space.com reports. Crewmen Chris Cassidy and Tom Marshburn spent five hours in space rewiring the station’s altitude control system and adding some TV cameras to the experiment porch addition to Kibo.

Including today’s fifth spacewalk, Endeavour’s crew spent 30½ hours during their 16-day mission working in space. The shuttle will undock from the station tomorrow and is scheduled to return to Earth on Friday.