<i id='AB3CA0F79A'><strike id='AB3CA0F79A'><tt id='AB3CA0F79A'><area dir="393c36"></area><map lang="5b8299"></map><bdo draggable="3cad21"></bdo><pre date-time="ae5fe9" id='AB3CA0F79A'></pre></tt></strike></i> By Jonathan Amos for BBC News
ESR-2. Photo: ESA
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