Water vapor — and maybe even rain — found on distant world twice the size of Earth
Water vapor has been found in the atmosphere of a distant planet that’s just over twice the size of Earth. It’s the smallest world yet found with water in its surrounding atmosphere, and it’s possible that it even rains liquid water there. from https://www.theverge.com/2019/9/11/20859673/planet-water-vapor-k2-18b-rain-cycle-alien-life-hubble-kepler-exoplanethttps://cdn.vox-cdn.com/uploads/chorus_image/image/65223151/157659.0.jpg