Supercomputer simulations of the Universe are a huge part of modern astronomy. In this interview with Dr Andrew Pontzen we discuss, how exactly are these simulations done, what's the future of this industry, how it will shape the James Webb era and is it possible that we live in a simulation after all. 📖 Andrew's book "The Universe In a Box": https://www.penguinrandomhouse.com/books/669774/the-universe-in-a-box-by-andrew-pontzen/🦄 Support us on Patreon:https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro01:23 Supercomputers07:02 History of simulations10:30 How to simulate the Universe21:50 "Impossible" galaxies by JWST30:28 Large simulations of the Universe36:30 How will the JWST era go40:33 How tech will change simulations43:43 Can we live in a simulation49:40 Outro📺 VIDEO VERSIONhttps://youtu.be/FlM1A9QY_qU📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASER[email protected]⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)