Episode 701: Open Space 97: What if SagA* Turned into a Quasar? And More...

In this week's live questions show, I explain how amateurs can contribute to space and astronomy research, will I sign up for Starlink, and what would happen if the supermassive black hole at the heart of the Milky Way turned into a quasar? 00:00:00 Start 00:03:13 How can amateurs can contribute to science? 00:05:50 What if Sgr* turned into a quasar? 00:07:00 Will the Universe end in a Big Rip? 00:10:32 How can solar sails be pushed by massless photons? 00:12:45 Do we know what rocky planets are made out of? 00:14:18 How did my mind change after interviewing Wallace Arthur 00:18:06 Will I sign up for Starlink Beta? 00:20:00 Am I looking forward to Dune? 00:23:30 Isn't the buy in cost for Starlink too expensive? 00:26:08 How can the methuselah star be older than the Universe? 00:27:31 Can we observe Oort clouds in other Solar Systems? 00:30:00 Does Andromeda have a supermassive black hole? 00:32:43 Any progress on Event Horizon Telescope? 00:34:35 What if an Earth-sized world fell into the Sun? 00:36:01 How can spacecraft journey from star to star? 00:37:31 Is Andromeda more massive? 00:38:31 Propulsion systems I'm excited about? 00:40:23 Is the Sun gaining or losing mass? 00:41:10 Why is it a good year for comets? 00:42:52 Can we use fusion for spaceflight? 00:46:15 How could we destroy Saturn's rings? 00:47:23 Any update on Terrascope? 00:48:52 Could we put astronauts to sleep? 00:51:53 What about cold fusion? 00:53:21 Is a hot big bang feasible? 00:55:15 Could there be planets in globular clusters? 00:58:20 Could neutrinos be dark matter? 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