Alexei Leonov, the first person to perform a spacewalk, died this week. He was 85.
원문출처 : https://www.cnn.com/2019/10/11/world/alexei-leonov-first-spacewalk-death-scn-trnd/index.html
원문출처 : https://www.cnn.com/2019/10/11/world/alexei-leonov-first-spacewalk-death-scn-trnd/index.html