从空间站俯瞰突尼斯和利比亚的地中海海岸
Orbiting about 260 miles above the Earth, the crew of the International Space Station snapped this image of the Mediterranean…
Orbiting about 260 miles above the Earth, the crew of the International Space Station snapped this image of the Mediterranean…
For NASA Wallops Flight Facility research pilot Rich Rogers, July 26 brought an end to one of the things in his life that he …
作为综合旋转测试的一部分,X-57 Mod II全电动飞机的电动机和螺旋桨将首次通电并一起旋转。Scaled Composites的项目工程师克里斯•希格比(Chris Higbee)出现在Mod II型飞机的驾驶舱里。背景中沿着山坡看到的风力涡轮机…