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ã»http://www.spacex.com/news/2015/01/10/spacex-launches-fifth-official-mission-resupply-international-space-station
ã»http://www.spacex.com/news/2014/12/16/x-marks-spot-falcon-9-attempts-ocean-platform-landing
ã»http://spaceflightnow.com/2015/01/11/photos-spacexs-rocket-landing-platform-back-in-port/
ã»http://www.nasaspaceflight.com/2009/01/musk-ambition-spacex-aim-for-fully-reusable-falcon-9/
ã»http://aviationweek.com/blog/nasa-cnes-warn-spacex-challenges-flying-reusable-falcon-9-rocket



