Ключевые слова: 11, american, apollo, center, engine, exploration, exploration of the moon, fifth, future, houston, humanrated expendable rocket, industry, inside, johnson, landing, liquidfueled, lyndon, mars, modern, module, moon, nasa, phoenix, place, probe, program, project, red, rhea, rocket, satellite, saturn, saturn five, saturn v, science, ship, shllv, shuttle, skylab, space, stage, star, super heavylift launch vehicle, technology, texas, transportation, travel, treestage, usa, world,