#5 Kathryn Johnston - The Milky Way, Dark Matter vs MOND, Gaia

In this week's episode, David is joined by Kathryn Johnston. Prof Johnston is a Professor of Astronomy at Columbia University and the Dynamics Group Leader at the Flatiron Institute. Kathryn is a world renown expert for her work on Milky Way dynamics, especially tidal streams and the dark matter components of our galaxy. To support this podcast and our research lab, head to www.coolworldslab.com/support Cool Worlds Podcast Theme by Hill [https://open.spotify.com/artist/1hdkvBtRdOW4SPsnxCXOjK]