Alexei Leonov
Alexei Arkhipovich Leonov (30 May 1934 – 11 October 2019) was a Soviet and Russian cosmonaut and aviator, Air Force major general, writer, and artist. On 18 March 1965, he became the first person to conduct a spacewalk, exiting the capsule during the Voskhod 2 mission for 12 minutes and 9 seconds.