Artist impression of the surface of Kepler 452b, which is a slightly closer cousin to Earth than previously discovered exoplanets.
Artist impression of the surface of Kepler 452b, which is a slightly closer cousin to Earth than previously discovered exoplanets. Danielle Futselaar THE WASHINGTON POST
Artist impression of the surface of Kepler 452b, which is a slightly closer cousin to Earth than previously discovered exoplanets. Danielle Futselaar THE WASHINGTON POST