Ключевые слова: astral, astronomy, black, cluster, comet, concept, constellation, cosmic, cosmology, cosmos, cyberspace, deep, discovery, exploration, fantasy, flight, future, futuristic, galactic, galaxy, hairspring, hole, imaginary, infinity, interstellar, journey, mass, meteor, nebula, outer, outer space, rocket, science, science fiction, shuttle, space, spacecraft, spaceship, starlight, stars, stellar, supernova, swirl, travel, traveling, universe, vortex, wave, wormhole,