NASA @NASA
Why are Uranus & Neptune such brilliant shades of blue? What are the physics that drive their icy conditions? Where does heating & cooling occur in their atmospheres? @NASAGoddard scientists are gearing up to finally get to know the ice giants. Details: https://t.co/snJpmvsoPW https://t.co/owHgn3oJbh — PolitiTweet.org