Why Is There Motion in the Universe?

What happens if two diamond core stars collide? Will the Moon drift away from Earth? Why is there motion in the universe? And why we need a space AND time machine. Izzie, Dr Becky and Robert dive into The Supermassive Mailbox to answer your questions. For ad-free listening and to view Izzie's trajectory to becoming a better astronomer, join The Supermassive Club. Every member helps keep the show running, so thank you! Send us your astronomy attempts, questions (and nonsense!) to podcast@ras.ac.uk, on Instagram at @supermassivepod or post in The Supermassive Club. The Supermassive Podcast is a Boffin Media production. The producers are Izzie Clarke and Richard Hollingham. Hosted on Acast. See acast.com/privacy for more information.