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Few things could be more fascinating or demanding in the history of European space travel than the Rosetta comet mission. Launched on 2 March 2004, the spacecraft set off on its 10-year journey to the comet 67P/Churyumov-Gerasimenko . The lander, Philae, will separate from its parent craft on 12 November 2014, touch down on the comet and immediately fire harpoons to anchor itself on the surface. The two spacecraft will then accompany the comet on its month-long journey to the point at which it is closest to
