Alexei Leonov, the first human to walk in space, has died. Relive his historic spacewalk through archival footage.

On October 11, Alexei Leonov passed away at age 86. Leonov was the first human being in history to spend time in outer space outside of a spacecraft. He was selected to join the very first group of Soviet cosmonauts in 1960 and made his first flight on the Voskhod-2 spaceship five years later. Here’s how Leonov’s historic mission, led by team commander Pavel Belyayev, played out on film.