Episode 610: Open Space 57: Could We Terraform Earth To Make It Better? And More...

In this week's Open Space QA, I respond to complaints about my Betelgeuse video, wonder about alien civilizations stuck in heavy gravity, and consider whether we could terraform Earth to make it better. 03:30 Betelgeuse video comments 08:30 Can gravitational waves travel at the speed of light 11:45 Can we terraform Earth to a better place? 13:38 Could there be civilizations stuck in heavy G? 15:39 Artemis or capture a NEO? 18:12 Could other planets have oil? 19:17 Is math universal? 21:38 What am I reading? 23:47 What kinds of pictures will James Webb take? 24:55 When humans walk on Mars? 27:04 Why don't I get older? 27:42 How many satellite constellations will there be? 28:44 Collecting questions 31:00 How can satellite internet compete? 31:35 Will James Webb be extra fragile? 32:20 Stream Rimworld? 33:11 How do you find sanity considering the infinite Universe 35:25 Should we care about the Universe that we can't see? 37:07 Disappearing stars? 37:30 Can we agree on the Hubble constant yet? 37:55 Speed of magnetism 38:23 First destination with a FTL spaceship 39:52 Do black holes run out of energy? 40:45 Do black holes eat spacetime? 41:50 How important are plate tectonics for life? 43:00 Is there a limit to satellite constellations? 45:10 Why don't you answer my questions? 45:52 Biggest threat from space? 48:13 Will Starlink be a problem for astronomers 50:00 String Theory, science or philosophy? 51:45 Simulation hypothesis, science or philosophy? 51:16 Which telescope to buy? 55:45 When will there be independent settlements in space? 56:45 How to protect astronauts inside Orion? 57:52 How long is a supernova dangerous? 58:21 What did I think of Consider Phlebas? Our Book is out! https://www.amazon.com/Universe-Today-Ultimate-Viewing-Cosmos/dp/1624145442/ Audio Podcast version: ITunes: https://itunes.apple.com/us/podcast/universe-today-guide-to-space-audio/id794058155?mt=2 RSS: https://www.universetoday.com/audio What Fraser's Watching Playlist: https://www.youtube.com/playlist?list=PLbJ42wpShvmkjd428BcHcCEVWOjv7cJ1G Weekly email newsletter: https://www.universetoday.com/newsletter Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/ Astronomy Cast: https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSg Support us at: https://www.patreon.com/universetoday More stories at: https://www.universetoday.com/ Twitch: https://twitch.tv/fcain Follow us on Twitter: @universetoday Like us on Facebook: https://www.facebook.com/universetoday Instagram - https://instagram.com/universetoday Team: Fraser Cain - @fcain / frasercain@gmail.com Karla Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fw Chad Weber - weber.chad@gmail.com