Kepler-186f is called the best bet yet to hold alien life
(Newser) -
Other "Earth-like" planets have been discovered before, but a new one is generating a lot of excitement in astronomy circles because of how very Earth-like it actually is. Introducing Kepler-186f, which is maybe 10% bigger than our planet and thought to be in the not-too-hot and not-too-cold range that...