The Supermassive Podcast is back for 2024 and putting the "happy" in Happy New Year! What could be a cheerier start to the year than an episode about the End of the World… Astronomically speaking!? From supernova explosions, to super volcanoes, Izzie Clarke, Dr Becky Smethurst and Dr Robert Massey are running through the checklist of big bad things that put our planet at risk. Special thanks goes to Professor Chris Impey from the University of Arizona and author of How It Ends, and Dr Mike Cassidy from the University of Birmingham. Things we promised we'd put in the show notes:  NASA worksheet - https://spacemath.gsfc.nasa.gov/earth/10Page5.pdf Recent Betelgeuse paper - Saio et al. (2023; Betelgeuse in carbon fusion stage) - https://arxiv.org/pdf/2306.00287.pdf  Don't forget to leave us a review, send in your questions ,or share your astrophotography using [email protected] or find us on Instagram @SupermassivePod.  The Supermassive Podcast is a Boffin Media production for The Royal Astronomical Society. The producers are Izzie Clarke and Richard Hollingham.