NASA @NASA
This week, we wrapped up a series of spacewalks on the @Space_Station, discussed the plans to put humans on the Moon by 2024 and looked at a historic first image of a black hole. Discover all of this and more in our look back at "This Week @ NASA" https://t.co/T1BgfjKx0c https://t.co/8CKPEqjC7O — PolitiTweet.org