Ключевые слова: 2020, arms, background, calendar, cartoon, celebration, comet, cute, december, design, earth, event, flat, flight, galaxy, globe, greeting, happy, holiday, illustration, infinity, love, man, merry, modern, moon, new, people, planet, poster, rocket, satellite, saturn, science, solar, space, spacecraft, spaceman, spaceship, star, sun, travel, universe, wallpaper, white, world, year,