At only 4.25 light-years (40 billion kms) from the solar system, near Proxima Centauri.
Among the 4000 exoplanets identified, this one would be the more analogous to our planet. The previous one was located at 1,400 light-years.
ESO will announce the discovery at the end of august, with more details.
More : http://www.independent.co.uk/news/sc...-a7192341.html