Virgin Galactic is still aiming to send tourists to space, but the space tourism company is also looking at how to whiz people across our planet as quickly as possible.
원문출처 : https://www.cnn.com/travel/article/virgin-galactic-new-supersonic-jet-design/index.html
원문출처 : https://www.cnn.com/travel/article/virgin-galactic-new-supersonic-jet-design/index.html