Ключевые слова: american, apollo, astronaut, astronomy, atmosphere, cosmo, cosmonaut, craft, crater, discover, earth, engineering, environment, exploration, flight, float, fly, future, galaxy, globe, gravity, international, journey, landing, light, lunar, man, missile, module, moon, moon rover, ocean, orbit, outer, photo, planet, rover, satellite, science, shuttle, sky, space, spacecraft, spaceman, spaceship, star, station, technology, universe,