Viewed from a computer monitor, the International Space Station's robotic Canadarm2 unberths the Leonardo Multi-Purpose Logistics Module from Space Shuttle Discovery's cargo bay for installation on the nadir port of the station's Harmony node in this NASA handout photograph taken August 31, 2009. REUTERS/NASA/Handout (UNITED STATES SCI TECH) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS