@WSJ Thank you to the Paris-based European Space Agency and the Rosetta mission. So interesting and such a challenge! Please keep us posted.
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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@WSJ one of a thrilling expeditionThanks. Twitter will use this to make your timeline better. UndoUndo
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@WSJ just saying that to someoneThanks. Twitter will use this to make your timeline better. UndoUndo
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