836: Orbit Size Telescopes, Meteors Destroying Satellites, Artificial Gravity | Q&A 186

In this week's Questions and Answers show, I answer what it would take to build a telescope as big as the Earth's orbit around the Sun, why SgrA* seems to have been rolled over on its side, and how we know the age of stars. 00:00 Start 01:50 [Tatooine] Could we have a telescope the size of Earth's orbit? 08:11 [Coruscant] Why is SgrA* rolled over on its side? 09:53 [Hoth] How do we know the age of stars? 14:19 [Naboo] Could you have a collection of smaller mirrors working together? 17:19 [Kamino] Why not build two Uranus missions? 19:11 [Bespin] Why do white dwarfs explode at 1.4 times the mass of the Sun? 21:23 [Mustafar] Where are the Voyagers? 22:20 [Alderaan] Could a meteor storm destroy satellites? 23:49 [Dagobah] Could aliens know there's life on Earth? 27:03 [Yavin] Has anyone ever built artificial gravity in space? 31:36 [Mandalore] How do we get more people to try stargazing? 33:06 [Geonosis] How do you orbit a Lagrange point? 35:31 [Corellia] Are there any missions to return to Pluto? Want to be part of the questions show? Ask a short question on any video on my channel. I gather a bunch up each week and answer them here. 🚀 OUR WEBSITE: ════════════════════════════════════ https://www.universetoday.com/ 🚀 PODCAST LINKS: ════════════════════════════════════ RSS: https://universetoday.com/audio iTunes: https://universetoday.com/itunes Spotify: https://universetoday.com/spotify 🚀 EMAIL NEWSLETTER: ════════════════════════════════════ Read by 50,000 people every Friday. Written by Fraser. No ads. Subscribe Free: https://universetoday.com/newsletter 🚀 OTHER PODCASTS: ════════════════════════════════════ Weekly Space Hangout: Weekly news roundup with Fraser, special guests, and other space journalists. RSS: https://www.universetoday.com/feed/wshaudio/ iTunes: https://podcasts.apple.com/ca/podcast/weekly-space-hangout-audio/id836926769 YouTube: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/ Astronomy Cast: Award-winning, long-running deep dive into space and astronomy with Fraser and Dr. Pamela Gay. RSS: https://astronomycast.libsyn.com/rss/ iTunes: https://podcasts.apple.com/ca/podcast/astronomy-cast/id191636169?mt=2 YouTube: https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSg 🚀 JOIN OUR COMMUNITY: ════════════════════════════════════ Patreon: https://patreon.com/universetoday Discord: https://discord.gg/3nk8kAARUm 🚀 OTHER SOCIAL MEDIA: ════════════════════════════════════ Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday Twitch: https://twitch.tv/fcain 🚀 CONTACT FRASER: ════════════════════════════════════ Email: frasercain@gmail.com 🚀 LICENSE: ════════════════════════════════════ Creative Commons Attribution 4.0 International (CC BY 4.0) You are free to use my work for any purpose you like, just mention me as the source and link back to this video.