Huge Kuiper Belt discovery! With James Webb, astronomers were able to see that Eris and Makemake showed signs of geothermal activity. How exactly did that happen? Figuring out with Dr Christopher Glein, Lead Scientist at Southwest Research Institute. 👉 Dr Christopher Glein https://www.christopherglein.com/ 📜 Measurement of D/H and 13C/12C Ratios in Methane Ice on Eris and Makemake: Evidence for Internal Activity https://arxiv.org/abs/2309.05085 📜 Moderate D/H Ratios in Methane Ice on Eris and Makemake as Evidence of Hydrothermal or Metamorphic Processes in Their Interiors: Geochemical Analysis https://arxiv.org/abs/2309.05549 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:10 JWST's images of Eris and Makemake 05:46 Unique flavours of methane 12:21 Findings 21:16 Implications for other worlds 24:45 What's next 26:21 Current obsessions 32:51 Final thoughts and more interviews 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe for Free: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Mastodon: astrodon.social/@fcain Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0) You are free to use my work for any purpose you like, just mention me as the source and link back to this video.