|  | Cloudy Days on Exoplanets May Hide Atmospheric Water Water is a hot topic in the study of exoplanets, including "hot Jupiters," whose masses are similar to that of Jupiter, but lie much closer to their parent star than Jupiter is to the sun. They are estimated to be a scorching 2,000 degrees Fahrenheit, meaning any water they host would take the form of water vapor. This news release and its supporting materials are permanently archived at: http://hubblesite.org/newscenter/archive/releases/2016/20/ |  |
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