Ключевые слова: 3 june 1965, astronaut, astronomy, cc0, earth, edward h white ii, exploration, extravehicular, extravehicular activity, floating, gemini 4 flight, gemini project, gemini spacecraft, gemini4 mission, geminititan 4, geminititan 4 spaceflight, handheld selfmaneuvering unit, helmet visor, international space station, mission, movements control, nasa, orbit, outer space, person, public domain, science, space, space station, spaceman, spacesuit, spacewalk, specialist, technology, tether lines, universe, working, zero gravity,