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Stories about: astronomical breakthrough

First Certain Martian Shoreline Found When the Phoenix Mars Lander first set its metallic feet on the surface of the Red Planet, it almost instantly struck gold, or, even better, ice. This led astronomers to infer the existence of ice shelves on our neighboring planet, which means that, at some point, all those amounts of ice must have flowed on the surf... 18 June 2009 10:34 GMT