The first spacewalk disaster: How Alexei Leonov nearly became stranded in space during humanity’s most daring mission

The first man to ever take steps outside the confines of the spacecraft was Soviet cosmonaut Alexei Leonov on March 18, 1965.
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America's first spacewalk

On June 3, 1965, the United States space program had a historic moment -- the first spacewalk. Astronaut Ed White completed ...