In this artistic rendering, the planet Kepler-438b is shown in front of its violent parent star as it is being regularly irradiated by huge flares, which renders the planet uninhabitable. (University of Warwick) Located some 470 light years away from the Earth in the constellation Lyra, Kepler-438b has been dubbed the most Earth-like exoplanet since its discovery by NASA earlier this year. Orbiting...