After retiring from NASA in 1994, Gene Kranz remembers taking tours through the historic Mission Operations Control Room at Johnson Space Center in Houston.
원문출처 : https://www.cnn.com/2019/07/19/us/apollo-11-space-mission-control-teams-scn/index.html
원문출처 : https://www.cnn.com/2019/07/19/us/apollo-11-space-mission-control-teams-scn/index.html