The world's first spacewalk occurred 50 years ago today, on March 18, 1965, when cosmonaut Alexei Leonov floated outside his Voskhod 2 capsule.

Leonov turned 85 on May 30, 2019, one day after cosmonauts Oleg Kononenko and Alexey Ovchinin conducted a spacewalk far longer and more routine than Leonov's first 12-minute foray.

On March 18, 1965, the Soviet spacecraft Voshkod-2 launched with two cosmonauts on board, Alexei Leonov and Pavel Belyayev. They had the important mission of accomplishing mankind’s first spacewalk ...

Alexei Leonov, floating outside his Voskhod 2 spacecraft in March 1965 during history's first spacewalk. Fédération Aéronautique Internationale via CollectSpace.com ...

On March 18, 1965, Alexey Leonov stepped outside the thin metal shell of Voskhod-2 to float in the harsh void of space. For 12 minutes and 9 seconds, ...

Alexei Leonov during history’s first spacewalk, March 18, 1965. Last week’s 55th anniversary of the world’s first spacewalk proved yet again that some of the most iconic events of the early ...

On March 18, 1965, Soviet cosmonauts Alexei Leonov and Pavel Belyayev lifted off in Voskhod (Sunrise) 2, during the flight of which Leonov would become the first person to step into the vacuum of ...

The spacesuit worn by Alexei Leonov on the first-ever spacewalk on March 18, 1965. The suit was photographed at the Memorial Museum of Cosmonautics in Moscow on March 16, 2015.

Alexei Leonov, the first person to perform a spacewalk, died this week. He was 85. Russian space agency Roscosmos Space Corporation announced his passing Friday. State news agency RIA-Novosti ...

Two Russian cosmonauts stepped outside the International Space Station Wednesday, sent birthday greetings to former cosmonaut Alexey Leonov, the first man to walk in space, and then pressed ahead ...

Alexei Leonov, the first person to perform a spacewalk, died this week. He was 85. Russian space agency Roscosmos Space Corporation announced his passing Friday. State news agency RIA-Novosti ...