NASA @NASA
✨“We are made of star-stuff. We are a way for the cosmos to know itself.”✨ Today we remember planetary scientist Carl Sagan on his birthday. Within a galaxy hosting around 300 billion stars, @NASAHubble has captured a handful or two: https://t.co/w8CurZuDLX #CarlSaganDay https://t.co/CsfQxtgCYb — PolitiTweet.org