NASA @NASA
Live coverage for the about-to-launch Surface Water and Ocean Topography (SWOT) mission starts on Dec. 13. #AskNASA your questions and we’ll answer them during the briefing, news conference, or launch broadcast. See how you can tune in: https://t.co/nbGfU3xQ5N https://t.co/rhQ5D5NNKX — PolitiTweet.org