A spacecraft built by Boeing will launch a milestone test flight Friday in what could be the last major step in a long-running mission to once again launch humans from US soil.
원문출처 : https://www.cnn.com/2019/12/19/tech/boeing-starliner-nasa-oft-launch-scn/index.html
원문출처 : https://www.cnn.com/2019/12/19/tech/boeing-starliner-nasa-oft-launch-scn/index.html