From KarinaVoggel https://twitter.com/KarinaVoggel on Twitter: This video is essentially why the Black Hole at the center of the Milky Way got the #NobelPrize today: They tracked *individual* stars orbit around the black hole over time. Animation from here: https://t.co/yoJ5nd0QsT https://twitter.com/KarinaVoggel/status/1313439954681421824/video/1 https://chirp.cooleysekula.net/attachment/68144