Ключевые слова: astronomy, background, black, change, circle, cosmos, craters, crescent, cycle, eclipse, full, full moon, gray, half, half moon, incomplete, lunar, midnight, moon, moonlight, moonshine, motion, nature, night, nobody, orbit, orbiting, period, phase, phases, quarter, satellite, scenics, science, sequence, shadow, shiny, sky, space, sphere, surface, telescope, time, universe,