Ключевые слова: astronomy, button, cosmos, design, device, discover, discovery, element, equipment, eye, find, flat, focus, glass, graphic, icon, illustration, instrument, isolated, learning, lens, look, magnification, magnify, object, observation, observe, ocular, optical, optics, planetarium, science, scope, search, sign, silhouette, space, spy, spyglass, stars, symbol, telescope, tool, universe, view, watching, web,