On this day in 1965, Russia beat the US in first spacewalk, but was shadowed by an oxygen crisis

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

March 18, 1965: The first spacewalk

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 ...
Gizmodo

The Coolest—and Most Frightening—Spacewalks in History

NASA astronaut Ed White is the first U.S. citizen to perform a spacewalk, which he did on June 3, 1965, only three months after Leonov’s daring jaunt. The EVA, conducted during the Gemini 4 mission, ...