Ключевые слова: adult, adventure, armed, astronaut, astronomy, businessman, communications, danger, dirt, discovery, environment, equipment, exploration, explorer, forces, futuristic, global, helmet, landscape, males, man, men, military, mining, mountain, nature, object, occupation, one, outdoors, person, planet, rock, rocky, sand, science, scientist, space, spaceship, standing, success, suit, surface, technology, travel, women, work, working,