0597名無しさん@お腹いっぱい。
2018/03/09(金) 17:00:46.77ID:KKJyANpMStratolaunch Rocket-Launching Airplane Could Carry a New Space Shuttle
https://www.popularmechanics.com/space/rockets/a19156019/stratolaunch-rocket-launching-airplane-could-carry-a-new-space-shuttle/