635 light-years from where you are sitting, way out in outer space, lies a planet. The first planet to be discovered inside ...
Add Yahoo as a preferred source to see more of our stories on Google. Astronomers do not have a photo of Kepler-22b, but they used the so-called 'transit method' to detect it from 640 light-years away ...
When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...