Water discovered on ‘Super-Earth’ raises first real hope of alien life
K2-18b, which is eight times the mass of Earth, is now the only planet orbiting a star outside the Solar System, or ‘exoplanet’, known to have both water and temperatures that could support life. The discovery, published today in Nature Astronomy, is the first successful atmospheric detection for an exoplanet orbiting in its star’s ‘habitable … Read more