Presented by http://collectSPACE.com -- The Source for Space History and Artifacts. The Mitsubishi Heavy Industries' and the Japan Aerospace Exploration Agency's H-IIA Launch Vehicle No. 17 with the Venus Climate Orbiter "AKATSUKI" and the Small Solar Power Sail Demonstrator "IKAROS" onboard launched at 6:58:22 a.m. JST on May 21, 2010 (4:58:22 p.m. CDT May 20). Video credit: JAXA