How Common are Solar Systems Like Ours?

On the whole, we'd like to think we're special, but we also hope we aren't alone in the Universe. Astronomers have been trying to figure out just how common solar systems like ours are across the cosmos, and during one moment of epiphany one scientist figured out how to make the calculations.

It took a worldwide collaboration of astronomers to do the work, but they concluded that about 10 percent of stars in the universe host systems of planets like our own, with several gas giant planets in [...]

Full story at http://spacefellowship.com/news/art17731/how-common-are-solar-systems-like-ours-.html