Rogue Earth-size planet found in Milky Way

A 'free-floating' planet that is not bound to any star has been discovered by astronomers at the University of Warsaw. The microlensing event used to make the discovery is called OGLE-2016-BLG-1928. Credit: Space.com | animations: Jan Skowron / Astronomical Observatory, University of Warsaw | produced & edited by Steve Spaleta (http://www.twitter.com/stevespaleta)