The Kepler Space Telescope has run out of fuel and ended its 9.5-year career, just days after astronomers announced possible evidence of a moon orbiting an exoplanet. Solving The Drake EquationAlthough the Kepler Space Telescope's life is over, this week's exomoon is not the last Kepler discovery we'll be hearing about. And Kepler revealed a surprising diversity of planets, including some that look totally unlike our neighbors in this solar system. Many of the planets Kepler has spotted over the years have been larger than Earth but smaller than Neptune, a size range that's completely absent from our solar system. As for whether our solar system is average or a fluke, the answer turned out to be a bit of both.

Source: Forbes October 30, 2018 23:03 UTC