Ключевые слова: abstract, astronomy, aura, background, bright, climate, copy space, corona, cosmic, cosmos, education, energy, environment, evolution, exploration, explosion, fire, flame, flare, galaxy, global, global warming, globe, glow, graphic, heat, heat wave, hot, hydrogen, light, nature, orange, plasma, power, red, science, sky, solar, solar system, space, sphere, star, summer, sun, sunlight, sunny, sunrise, sunshine, universe, wallpaper,