Space 썸네일형 리스트형 Hubble's Amazing Rescue | PBS | NOVA http://www.youtube.com/watch?v=jW2bTv6J7msNote: NOVA = “NASA OPEN VOLUMES IN AEROSPACE For this astronaut, time is running out. A space walker, practice is a critical maneuver. Try to prepare space walking is hard, like you show up World Series without practice on the field, so to speak. It’s not working as well as we hoped. The pressure is on to get it right. In orbit, there is only one chance .. 더보기 이전 1 다음