From Twitter https://twitter.com/: Saturday is Int'l #ObserveTheMoon Night! Get info on ways to participate + 5 facts you may not know about the Moon: https://nasa.tumblr.com/post/166852482184/5-things-that-may-surprise-you-about-the-moon https://twitter.com/NASA/status/924037766203224069/photo/1 https://chirp.cooleysekula.net/attachment/41998