Ключевые слова: air, antenna, army, astronomical, astronomy, base, broadcast, communication, contact, cosmic, cosmos, defence, defense, digital, discover, discovery, dish, electromagnetic, electronic, exploration, information, locator, media, military, network, observation, observatory, radar, radio, receiver, research, satellite, science, scientific, searching, security, signal, space, star, station, sun, sunrise, sunset, system, technology, telescope, television, tower, war, warfare,