Ключевые слова: aerospace, antenna, array, astronomical, astronomy, astrophysics, china, communicate, communication, contact, cosmos, detection, digital, equipment, evening, exploration, explore, galaxies, galaxy, instrument, military, nebula, observatory, orbits, radar, radio, radiotelescope, receiver, remote, research, satellite, science, scientific, signal, silhouette, sky, space, space exploration, sunset, system, tech, technical, technology, telecommunication, telescope, trajectories, transmitter, travel, universe,