How Kilonovas Made the Earth and Killed Alternate Gravity - Ask a Spaceman!

Full podcast episodes: Support: Follow: and Part 2 of 2! How did the observation of a kilonova change astronomy? How did that one observation kill off alternate models of gravity? What’s in store for the future of gravitational waves? I discuss these questions and more in today’s Ask a Spaceman! Follow all the show updates at , and help support the show at ! Keep those questions about space, science, astronomy, astrophysics, and cosmology coming to #AskASpaceman for COMPLETE KNOWLEDGE OF TIME AND SPACE! Music by Jason Grady and Nick Bain. Chapters: 00:00 One Afternoon in 2017 04:11 What is a Kilonova 09:23 What Happens During a Kilonova Explosion 14:40 How One Measurement Killed Alternate Gravity 15:50 The Future of Multi-Messenger Astronomy Video credits: NASA, ESA, Planck, WMAP, Illustris