anthemaniac writes "Astronomers have long suspected that water should exist in the atmospheres of extrasolar planets. Now they have evidence. Water has been discovered in a planet called HD209458b, which was previously found to have oxygen. From the article: 'The discovery ... means one of the most crucial elements for life as we know it can exist around planets orbiting other stars.' But don't go looking for little green men. You might remember HD209458b as a 'hot Jupiter' that boils under the glow of its very nearby star."
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