I Need My Space

Theoretical astrophysicist Katie Mack talks black holes, dark matter, and the end of the universe.Questions Include: WTF is dark matter? Why is dark matter invisible? How much dark matter is in a galaxy? Is dark matter a series of really small black holes? Why do black holes spaghettify you? How close can you get to a black hole? Can we see black holes? Why are there supermassive black holes at the center of every galaxy? How do you get supermassive black holes in galaxies? Why do some black holes grow so fast? What did Interstellar get wrong?Follow ‘I Need My Space’ on Social Media:Twitter: @INeedMySpacePodInstagram: @INeedMySpacePodFB Group: I Need My Space PodTo continue the conversation from this episode, use the hashtag #INeedMySpaceWhere to Find Katie Mack:Twitter: @AstroKatieWebsite: astrokatie.comWhy You Need Your Space:In this episode, NFL quarterback and aerospace engineer Joshua Dobbs, talks to us about why he needs his space! You can follow Joshua on Twitter @josh_dobbs1 and on Instagram @jos