[Q&A] True Edge of the Universe, Nuclear Rockets Adoption, Lunar Poles Exploration | Q&A 192

In this week's Questions and Answers show, I explain the difference between the observable universe and the Hubble sphere, how satellite megaconstellations will affect smartphones and other consumer devices, and what impact Jupiter's radiation might have for life on Europa. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:36 What's the difference between the observable universe and the Hubble sphere? 03:57 Will smartphones get satellite access? 08:07 Could Jupiter's radiation impact Europa's life? 11:02 Information about the lunar poles? 13:19 What do I think about Starlink? 22:09 Are asteroids or comets more dangerous? 23:43 How will climate change affect the space industry? 26:17 Should we build a lunar gateway or moon base? 30:00 Will we see nuclear rockets soon? 32:56 Why do conspiracy theorists point at NASA? 38:02 Will NASA run out of shuttle engines for SLS? 39:47 Can regular people do SETI? 📺 VIDEO VERSION https://youtu.be/Q_55JfVctUo 📰 EMAIL NEWSLETTER Read by 55,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA 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)