On the 18th of March, 1965, the Soviet Union achieved a historic milestone in the race for space dominance when Alexei Leonov ...

On June 3, 1965, NASA astronaut Ed White became the first American to walk in space. White left the safety of his Gemini 4 spacecraft equipped with a spacesuit, a tether and a small gas gun for ...

Born in 1934, Alexei Leonov became the 11th Soviet cosmonaut and achieved several major milestones of space exploration. During the Voskhod 2 mission, on March 18, 1965, he exited his capsule for 12 ...

In this photo provided by NASA, astronaut Ed White performs the United States' first spacewalk on June 3, 1965, during the Gemini 4 mission. James McDivitt / AP The world’s first spacewalker was ...

Add Yahoo as a preferred source to see more of our stories on Google. Sixty years ago, NASA astronaut Ed White became the first American to walk in space. The Texas native performed the first ...

Sixty years ago, NASA astronaut Ed White became the first American to walk in space. The Texas native performed the first spacewalk during the Gemini 4 mission on June 3, 1965. The event occurred over ...