Universe Today Podcast

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[Q&A] Colouring the Sun Green, Self-Sustaining Space Station, Fate of LUVOIR
Should we be colouring our star green to make it stand out for potential aliens? What would it take for a space station to be fully self-sufficient? What happened to LUVOIR which was supposed to be a bigger version of JWST? And in our free bonus question on Patreon, can you win a Nobel Prize by watching YouTube videos. All this and more in this Q&A. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:32 Can a space station be 100% self-sustaining? 03:54 Should we paint the Sun green? 06:29 How can we still see the CMB? 08:02 Starlink and the destruction of ozone layer 12:31 What's going on with the LUVOIR telescope? 📺 VIDEO VERSION https://youtu.be/YgeitQyLr9c 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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21:55
[Space Bites] AMAZING Lunar Spectacle // Alternative Mars Sample Return // Direction of a Death Star
Blue Ghost wraps up two busy weeks on the Moon with a sunset, good news, the death star isn’t pointing at us, and a new option for the Mars Sample Return mission. And our longer edition on Patreon, how supernovae could have caused two of Earth’s mass extinction events. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 00:19 Blue Ghost's eclipse and sunset https://www.universetoday.com/articles/this-is-a-lunar-eclipse-seen-from-the-moon https://www.universetoday.com/articles/blue-ghost-watches-the-lunar-sunset-signalling-the-end-of-its-mission 02:45 Some science for Athena IM-2 https://www.universetoday.com/articles/one-instrument-on-the-failed-lunar-lander-did-a-little-science 04:25 Good News about the "Death Star" https://keckobservatory.org/pinwheel/ 06:30 Rocket Lab's Mars Sample Return architecture https://spacenews.com/bringing-mars-to-earth-solving-mars-sample-return/ 08:36 China's MSR https://www.cnsa.gov.cn/english/n6465645/n6465648/c10652198/part/10652214.pdf 09:36 Euclid's deep field https://www.universetoday.com/articles/the-esas-euclid-space-telescope-gives-glimpses-of-its-deep-field 11:19 Vote results https://www.youtube.com/@frasercain/community 11:57 My favourite exoplanet system https://www.universetoday.com/articles/webb-directly-observers-giant-planets-sensing-carbon-dioxide-in-their-atmospheres 14:06 A glipse of SKA's ability https://www.universetoday.com/articles/the-square-kilometre-array-releases-its-first-test-image 16:01 Deimos by Hera https://www.universetoday.com/articles/hera-swings-past-mars-sees-deimos-from-a-new-angle 16:59 Guide to space 17:31 Secret bonus story 17:58 New articles 📺 VIDEO VERSION https://youtu.be/ddeDJBeGLCI 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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20:30
[Q&A] Black Hole in Uranus, AI Impersonating my Channel, Which Telescope to Buy
What would a black hole do if it was inside Uranus? What do I think about AI-generated content impersonating Universe Today? What telescope should you buy in 2025? And in our free extended version, the deepest rabbit hole I went into. All this and more in this Q&A show. 🎁 Same video. No YT ads +a BONUS question: https://www.patreon.com/posts/124793779 🚀 Even more Q&A in Overtime: https://www.patreon.com/posts/overtime-for-q-124799180 00:00 Start 00:27 Black hole in Uranus 02:12 What would I tell scientists 100 year ago? 03:44 Telescope recommendations 06:39 Channels impersonating me. What should I do? 08:39 How does throwing a ball in an artificial gravity ring station look like? 11:57 Will Betelgeuse explode soon? 14:30 Where to leave your questions 📺 VIDEO VERSION https://youtu.be/ajvutm--rgQ 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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18:26
[Q&A] Biggest Disappointment in Space Exploration, Aliens Hiding, Privatisation of Space
What is my biggest disappointment in the history of space exploration? Will the YR4 asteroid have a chance to hit the Moon? Does the solar gravitational lens need a coronagraph? And in our free extended version, how time dilation changes intergalactic travel? All this and more in this Q&A show. 🎁 Same video. No YT ads. +a BONUS question: https://www.patreon.com/universetoday 00:00 Start 00:29 Will the Solar Gravitational Lens telescope need a coronagraph? 03:47 Will the asteroid YR4 have a chance to hit the Moon? 05:28 What is the most advanced on the scale that we could possibly miss? 09:47 What’s my current biggest disappointment in space exploration? 13:08 What does privatisation of space mean for us? 📺 VIDEO VERSION https://youtu.be/0guVsZhB2Ww 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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19:23
[Interview] How Do Satellites NOT Crash. And How Can We Keep It That Way?
As we put more and more satellites in orbit, chances of them colliding also increase. How can we manage that? How can we make sure that Kessler syndrome won't happen and keep all those satellites from destroying each other? Finding out in this interview. 🦄 Support us on Patreon: https://patreon.com/universetoday 🟣 Guest: Dr. Sydney Dolan https://sydneyidolan.com/ 00:00 Intro 01:38 How satellites avoid collisions 08:11 Close calls 11:20 Detecting and modelling collisions 20:28 Understanding orbits 25:28 Autonomy 32:18 Current obsessions 36:43 Bonus part 37:41 More interviews 📺 VIDEO VERSION https://youtu.be/D9Jf41w1ChI 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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38:53