Ключевые слова: asteroid, astronaut, astronomy, atmosphere, aurora borealis, black hole, comet, constellation, cosmic dust, dark matter, deep space, earth, event horizon, extraterrestrial life, galaxy, gravity, heliosphere, lander, light year, lunar, lunar eclipse, lunar landing, mars, mars rover, meteor, meteor shower, meteorite, mission, moon, moon landing, planetary system, rocket, satellite, solar system, space, space exploration, space station, space telescope, space travel, spacecraft, spaceship, spacewalk, star, supernova, universe,