
NASA @NASA
Kirk Shireman, who has served as manager of the @Space_Station program since 2015, is retiring. He has “dedicated 35 years of his career advancing and improving human spaceflight, and doing it in a collaborative way,” says Kathy Lueders. Read more: https://t.co/NQM9g8IKoh https://t.co/OYt5oZ6tjN — PolitiTweet.org