NASA’s New Horizons spacecraft has beamed back the first color image of Pluto’s atmosphere. New Horizons looks toward the night side of Pluto and sees sunlight scattering through the periphery of the dwarf planet’s atmosphere and forming a ring of blue color. This image was generated by software that combines information from blue, red and near-infrared images to replicate the color a human eye would perceive as closely as possible. Image credit:...