Last updated on April 18, 2014 at 7:15 EDT

Canadarm 2 Grappling External Stowage Platform

December 5, 2008

This video shows Canadarm2 grappling the External Stowage Platform in Space Shuttle Discovery’s payload bay and moving it to the pre-install position. Spacewalkers will complete installation of the platform during the third STS-114 spacewalk. credit: NASA