
ALT Images from Discovery Program missions (left to right): 1. Mercury was produced using images from the color base map imaging campaign during MESSENGER's primary mission 2. Dwarf planet Ceres shown in enhanced-color renderings that use images from NASA’s Dawn mission 3. NASA's Gravity Recovery and Interior Laboratory (GRAIL)'s gravity map of the Moon 4. NASA's InSight lander is in the foreground in this view from its landing site on Mars 5. A portion of the irregularly shaped asteroid Donaldjohanson as seen by NASA’s Lucy spacecraft 6. Mars appears as a thin pink crescent in this view from NASA’s Psyche spacecraft

ALT A composite NASA Chandra X-ray and Sloan Digital Sky Survey (SDSS) optical image of the galaxy NGC 4559 located about 30 million light-years from Earth. The Chandra data shows X-ray point sources represented in purple, and the SDSS data shows the galaxy and foreground and background objects in red and blue. The luminous blue variable and supernova impostor AT 2016blu is in the middle of the small square. X-ray: NASA/CXC/Univ. of Virgina/M. Aghakhanloo et al.; Optical: SDSS; Image Processing: NASA/CXC/SAO/P. Edmonds








































