Astronomers Spot Water on Five Exoplanets

Scientists say they have found evidence of water on five planets outside our solar system. Using the NASA Hubble Space Telescope, astronomers studied what they called “hot Jupiters,” massive worlds that orbit close to their relatively nearby stars. And while they say water has been reported on other exoplanets, this study was the “first study to conclusively measure and compare the profiles and intensities of these signatures on multiple worlds.” The official names of the planets are...

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