NASA Astronaut Christina Koch is returning to Earth after the longest single spaceflight by a woman.
원문출처 : https://www.cnn.com/2020/02/05/us/christina-koch-longest-spaceflight-landing/index.html
원문출처 : https://www.cnn.com/2020/02/05/us/christina-koch-longest-spaceflight-landing/index.html