alan shepard, yuri gagarin, lunar module, astronaut, skylab, gagarin, lunar excursion module, spacewoman, space shuttle, spacesuit, moon, taikonaut, spaceflight, orville wright, valentina tereshkova, schirra, space station, wilbur wright, spaceship, charles lindbergh, edmund hillary, outer space, moonwalker, spaceman, sir edmund hillary, richard feynman, robert peary, nicolaus copernicus, ferdinand magellan, fred astaire, capsule, garriott, amelia earhart, spacecraft, cosmonauts, chuck yeager, von braun, gettysburg address, dwight eisenhower, sally ride, christa mcauliffe, roald amundsen, wernher von braun, vannevar bush, gene roddenberry, louis bleriot, moonwalk, tiros, edmund halley, orbit, francis crick, jules verne, jodrell bank, igor sikorsky, roger bannister, guglielmo marconi, percival lowell, geosynchronous, tycho brahe, circumlunar, alan turing, smithsonian institution, space capsule, astronautical, virts, human genome project, harry truman, sputnik, alfred eisenstaedt, tombaugh, tereshkova, johann gutenberg, john f. kennedy, retroreflector, lucky lindy, lunik, dred scott, thor heyerdahl, clark gable, isaac asimov, dwight d. eisenhower, calvin coolidge, shuttle, vladimir ilyich lenin, edmond halley, fats domino, millard fillmore, fred hoyle, splashdown, richard trevithick, frederick douglass, astrobiology, extravehicular, heinrich hertz, spaceward, buddy holly, blastoff, orbiter, edwin hubble, spacefaring

astronaut, cosmonaut, spaceman

armstrong