“Astronomers have spotted the closest thing yet to the first true ‘Earth twin’ — a small planet orbiting the bright star Kepler 452, at a distance where liquid water could exist1…. ” (go to link)
Link: www.nature.com/news/nasa-spies-earth-sized-exoplanet-orbiting-sun-like-star-1.18048
Link: www.nature.com/news/nasa-spies-earth-sized-exoplanet-orbiting-sun-like-star-1.18048