On July 23, 2015, NASA announced the discovery of the first truly Earth-like planet. This find comes thanks to the Kepler Space Telescope, which was launched in March of 2009 and has been planet hunting for the last 5 years. “It is the first terrestrial planet in the habitable zone around a star very similar to the Sun,” said Douglas Caldwell, an astronomer at the SETI Institute in Mounta