The planet HD 40307g resides in the habitable zone of its parent star.
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Controversial planet Gliese 581g tops the list as the best candidate so far of a potential habitable exoplanet.
Read More »Scientists find extensive water beneath the Martian surface
A new study leads researchers to conclude that there is an extensive amount of water in the interior of Mars.
Read More »Mars makes the list of ET-friendly planets
Mars makes the list of ET-friendly planets using two new rating systems.
Read More »Saturn moon may have salty ocean
Scientists believe that one of Saturn's moons might have a salty ocean beneath its icy shell.
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