Universe Today Podcast

Is there a habitable zone around a black hole? Can you get stuck in the middle of a big space station? How will Starship get human-rated? Why is the Fermi Paradox even a paradox? All this in this week's Q&A! 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Start01:03 [Tatooine] Can you get stuck in a space station?06:07 [Coruscant] How is Fermi Paradox even a paradox?09:33 [Hoth] Is there a habitable zone around a black hole? 14:46 [Naboo] What are the highest velocities stars have been recorded travelling?16:55 [Kamino] Will galaxies fall apart?20:34 [Bespin] Why is there a Crisis in Cosmology?23:06 [Mustafar] Is Starship good for humans?26:41 [Alderaan] What will investment in space look like in the future?30:07 [Dagobah] How to observe dark matter?32:56 [Yavin] What's the origin of our Solar System?36:44 [Mandalore] How long till the sports on other planets?38:52 [Geonosis] Is there oil on Mars?📺 VIDEO VERSIONhttps://youtu.be/plsdJVOyw0I📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Webb is fully operational again, Rolls-Royce is building a nuclear reactor for the Moon, and the space debris worst-case scenario almost happened.🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro 00:14 James Webb is fully operational againhttps://www.universetoday.com/159897/good-news-webb-is-fully-operational-again/01:46 Rolls-Royce Nuclear Reactor for Spacehttps://www.universetoday.com/159859/rolls-royce-reveals-a-nuclear-reactor-that-could-provide-power-on-the-moon/03:46 Very Nasty Space Collision Almost Happenedhttps://twitter.com/LeoLabs_Space/status/161905701399207116807:09 Drag Sail Successhttps://www.universetoday.com/159903/drag-sail-success-this-satellite-wont-turn-into-space-junk/08:47 Destroying Rubble Pile Asteroids https://www.universetoday.com/159766/dont-bother-trying-to-destroy-rubble-pile-asteroids/11:10 Q&A with Fraser12:11 Extremely Heavy Early Starshttps://www.universetoday.com/159800/the-first-stars-may-have-weighed-more-than-100000-suns/14:46 12-Year Exoplanets Timelapsehttps://www.universetoday.com/159875/watch-this-12-year-timelapse-of-exoplanets-orbiting-their-star/18:33 Measuring the Mass Of A Dead Star With Microlensinghttps://www.cam.ac.uk/stories/light-bending-around-star21:48 Outro📺 VIDEO VERSIONhttps://youtu.be/ZBbumv6-kLA📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

How will a human Mars mission play out? Where exactly should it go? What unexpected challenges will we face? We're discussing all these aspects with Rick Davis. He is the Assistant Director for Science and Exploration, NASA’s Science Mission Directorate.🦄 Support us on Patreon: https://patreon.com/universetoday🐦 Rick Davis on Twitter: https://twitter.com/redplanetrick👉 NASA Blog Article on choosing the landing site on Mars:https://blogs.nasa.gov/redplanetdispatch/2022/12/13/criteria-for-landing-site-selection/00:00:00 Intro00:01:29 Training for Mars on Earth00:07:11 Choosing a landing site00:20:37 Unexpected challenges of Mars00:52:38 Planetary protection00:56:51 Exploring lava tubes00:59:49 What's next?01:09:24 Outro 📺 VIDEO VERSIONhttps://youtu.be/tujL0xrQ2Os📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Can you maintain a stable orbit with just a solar sail? Will a Dyson sphere or swarm kill all life inside of it? Can you protect yourself from a solar flare? What's the oldest ice in the Universe? All this and more in this week's Q&A!🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Start00:48 [Tatooine] Can you maintain orbit with just a solar sail? 06:44 [Coruscant] Does a Dyson sphere kill all life inside of it? 11:04 [Hoth] Can a Faraday cage protect from a solar flare?13:52 [Naboo] Can there be a stable irregular-shaped planet?17:45 [Kamino] How small can a rocket be?19:35 [Bespin] Can we detect artificial light on Proxima b?22:54 [Mustafar] How old was the Universe when first ice was able to form?📺 VIDEO VERSIONhttps://youtu.be/YfiyXH6vqDQ📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Starship completes its wet-dress rehearsal, another problem for Webb, a nuclear rocket test is coming, and more cool NIAC grants. 🦄 Support us on Patreon: https://patreon.com/universetoday👉 First NIAC Interview: https://www.patreon.com/posts/growing-mars-7782931600:00 Intro 00:14 Starship Wet Dress Rehersal 03:18 JWST's NIRISS problemshttps://www.universetoday.com/159790/webb-niriss-instrument-has-gone-offline/04:57 Webb's first occultation07:46 Extremely Close Asteroid Flyby https://www.jpl.nasa.gov/news/nasa-system-predicts-small-asteroid-to-pass-close-by-earth-this-week09:37 DARPA Nuclear Rocket Test by 2027https://www.nasa.gov/press-release/nasa-darpa-will-test-nuclear-engine-for-future-mars-missions12:05 How to Miniaturize Nuclear Batteries https://www.universetoday.com/159692/exploring-the-outer-solar-system-takes-power-heres-a-way-to-miniaturize-nuclear-batteries-for-deep-space/14:26 Tiny tiny tractor beam https://www.universetoday.com/159695/scientists-build-a-teeny-tiny-tractor-beam/15:56 Support us on Patreon16:44 Growing Structures on Marshttps://www.universetoday.com/159635/instead-of-building-structures-on-mars-we-could-grow-them-with-the-help-of-bacteria/18:30 Light Pollution Is Getting Worsehttps://www.universetoday.com/159704/light-pollution-is-obscuring-the-night-sky-rip-stargazing/21:27 Outro📺 VIDEO VERSIONhttps://youtu.be/QUmep9cZwkw📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

What if two black holes with opposing spin merge? Can we use the Moon's L2 Lagrange point? How habitable are Mars's lava tubes? Can Starships compensate for satellite light pollution? All this and more in this week's episode Q&A with Fraser Cain.🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Start01:09 [Tatooine] What if two black holes with opposing spin merge? 06:16 [Coruscant] When will the first person be born in space?10:24 [Hoth] Can we use the Moon's L2 Lagrange point?15:39 [Naboo] Can a captured planet lurk in the Oort cloud?18:51 [Kamino] What about the dark forest hypothesis? 23:06 [Bespin] How habitable are Mars lava tubes?27:15 [Mustafar] Can we use radars to identify asteroids?29:36 [Alderaan] Can Starships compensate for satellite light pollution?34:28 [Dagobah] Why does NASA never show us the spacecraft travelling in space?38:18 [Yavin] Where would I time travel?📺 VIDEO VERSIONhttps://youtu.be/cSDQa4GCIic📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

The Titan Dragonfly is coming together, NASA is considering a new kind of nuclear rocket, getting more warning for solar flares, and pinpointing carbon emissions from space. 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro 00:15 Titan Helicopter Starts to Come Togetherhttps://www.universetoday.com/159611/nasa-is-continuing-to-build-the-titan-dragonfly-helicopter-here-are-its-rotors/02:38 New NIAC Nuclear Rocket Design https://www.universetoday.com/159599/new-nuclear-rocket-design-to-send-missions-to-mars-in-just-45-days/05:57 Lunar Flashlight Has Propulsion System Problems 07:25 Solar Flashes and Flares09:36 CO2 from Spacehttps://www.universetoday.com/159580/nasa-satellites-can-pinpoint-the-exact-locations-of-excessive-co2-emissions/11:21 Support us on Patreon12:40 Orphaned Protostarhttps://www.universetoday.com/159539/astronomers-spot-an-orphaned-protostar/14:27 Measuring the Universe with Shadowshttps://www.universetoday.com/159543/using-the-shadows-of-clusters-to-measure-the-universe/16:26 Outro📺 VIDEO VERSIONhttps://youtu.be/FneksoJUCh0📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Should we change "Dark Matter" to "Dark Curvature"? How do you navigate through dense asteroid fields? What's the future of space toilets? Do aliens block their outgoing signals? All these and more in this week's Q&A with Fraser Cain.🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Start00:58 [Tatooine] How do you navigate through dense asteroid fields?04:02 [Coruscant] Should we change "Dark Matter" to "Dark Curvature"?07:57 [Hoth] How far can we communicate?10:49 [Naboo] How can we solve the Fermi paradox?17:35 [Kamino] What's the future of space toilets?19:51 [Bespin] Can we avoid the great filter?22:53 [Mustafar] Why the CMB doesn't go away?25:35 [Alderaan] Do aliens block their outgoing signals?27:33 [Dagobah] Can we create a magnetic shield for our spaceships?30:39 [Yavin] Can aliens detect Earth as a habitable world?31:44 [Mandalore] Does gravity extend forever?📺 VIDEO VERSIONhttps://youtu.be/5RIXRVr3Dg8📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Keep your eyes on the sky for a comet, another Mars rover has died, the leaky Soyuz is going to be replaced, JWST dominates the American Astronomical Society meeting, and is Starship just around the corner? 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro 00:17 A Good Comet is Cominghttps://www.universetoday.com/159454/comet-e3-ztf-brightens-as-the-first-good-comet-of-2023/02:47 Another One Bites The Martian Dusthttps://www.universetoday.com/159553/china-unable-to-reestablish-contact-with-its-zhurong-mars-rover/06:36 The Leaky Soyuz Needs to Be Replaced08:36 James Webb Finds Its First Exoplanethttps://www.universetoday.com/159581/the-webb-has-confirmed-its-first-exoplanet-and-its-the-same-size-as-earth/10:57 Star Disk from JWST12:49 Early Galaxies from James Webbhttps://www.universetoday.com/159567/the-james-webb-links-modern-oddball-galaxies-to-ancient-galaxies-in-the-cosmic-dawn/14:55 Support us on Patreon 15:55 NIAC Awards18:03 Starship Gets Closer to First Orbital Test19:29 Build your own ELT https://universetoday.com/159565/need-a-project-you-can-build-a-paper-model-of-the-extremely-large-telescope/20:41 Outro📺 VIDEO VERSIONhttps://youtu.be/Ca6FHZDu5v0📰 EMAIL NEWSLETTERRead by 55,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Mapping out all the space objects and understanding their orbits is the key to avoiding problems in orbit. What are the technical challenges and what's the current state of affairs? We're discussing it with Dr. Moriba Jah.🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro01:28 Current state of the orbit07:04 Kessler Syndrome14:57 Risks on Different Altitudes17:41 Access to the Night Skies22:33 An Ideal Solution31:57 Future of Humanity34:30 Outro📺 VIDEO VERSIONhttps://youtu.be/dft7-yNSabc📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Weekly Space Hangout: https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast