Matteo Cantiello edited temp.tex  about 10 years ago

Commit id: 7e65d1e5bf327accd7ffc925f49b92e50b043bdf

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The wealth of data provided by Kepler has revealed an astonishing fact: "When you wish upon a star, you are wishing upon a star with planets" (W. Borucki). There is Just  in average one planet orbiting every star our Galaxy this means we have 100 billions planets. Since we have about 100 billion galaxies  in the Universe \citep{2013ApJ...764..105S,2012Natur.481..167C}. Universe, there are about 10,000,000,000,000,000,000,000 = $10^{22}$ planets out there.