2018年4月9日星期一

We Were There: 2018 USA Science and Engineering Festival


Attendees talk with NASA staff at exhibit booths during Sneak Peek Friday at the USA Science and Engineering Festival, Friday, April 6, 2018. At the festival, NASA showcased the future of human space exploration – including the Orion spacecraft and the Space Launch System rocket.

没有评论:

发表评论