Ключевые слова: antenna, astronomer, astronomical, astronomy, atmosphere, black, communication, constellation, contact, cosmic, cosmology, cosmos, dark, digital, dish, equipment, evening, galaxy, global, instrument, internet, ionosphere, milky, milky way, moon, observatory, planet, radar, radio, radio telescope, research, satellite, science, scientific, silhouette, sky, solar, space, system, technology, telescope, telescopic, travel, universe,