I have a new story published by ESA.
Scientists report the first conclusive discovery of the presence of water vapour in the atmosphere of a planet beyond our Solar System. The discovery was made by analysing the transit of a gas giant planet across its star, in the infrared. Giovanna Tinetti, ESA fellow at the Institute d’Astrophysique de Paris, and colleagues from around the world, used data from NASA’s Spitzer Space Telescope. They targeted planet HD 189733b, 63 light-years away, in the constellation Vulpecula.
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