38: BONUS - More Comets, Less Asteroids

<div>Is there a Cosmological Horizon? Can we change a comet's orbit to see more of them? What's the most distant human-made object in space? Izzie, Dr Becky and Robert dive into The Supermassive Mailbox to answer your questions. <br> <br> Want to support The Supermassive Podcast? Why not buy our book The Year In Space - <a href="https://geni.us/jNcrw">https://geni.us/jNcrw</a><br> <br> The Supermassive Podcast is a Boffin Media Production by Izzie Clarke and Richard Hollingham. <br> <br> </div>