Ключевые слова: astronomy, background, concept, cosmos, design, device, discover, discovery, equipment, eye, flat, focus, glass, graphic, icon, illustration, instrument, isolated, learning, lens, line, look, magnification, magnify, magnifying, object, observation, optical, outline, planetarium, science, scope, scope icon, search, sign, silhouette, space, spy, spyglass, stars, symbol, telescope, think, tool, universe background, view, vision, white, zoom,