Andrew FazekasNational GeographicDecember 4, 2013 The Hubble Space Telescope has spied five alien worlds around distant stars that show clear signs of water vapor filling their atmospheres, according to a new study. The find represents the first conclusive detection and comparison of water vapor in the atmosphere of planets orbiting nearby stars. While they all … Continue reading Hubble Spots Hazy Worlds With Watery Atmospheres