Universe Today Podcast

How do we determine the velocities of objects in distant space? Can we use a laser a space engine on a spaceship? Can we find stars with rings? Is it possible to see the same star at different stages of its life? All this and more in this week's Q&A.🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Start02:21 [Tatooine] Can stars have rings?07:59 [Coruscant] Can we see stars at different life stages with gravitational lensing?11:29 [Hoth] Why not launch payloads from orbit?14:30 [Naboo] What would happen if time stopped?16:20 [Kamino] Does Elon/Twitter impact spaceflight confidence?18:28 [Bespin] How can there be life on cold moons?22:49 [Mustafar] What if a meteor hits the Moon while astronauts are there?25:58 [Alderaan] Shouldn't ETs be benevolent like Vulcans and not malevolent like Klingons?27:51 [Dagobah] How do we determine the speeds of objects in space?30:06 [Yavin] Why go back to the Moon?32:08 [Mandalore] Do you ever get tired of speculating and not lending your intellect to progress?34:14 [Geonosis] Wen JWST Deep Field?35:20 [Corellia] Why is Sag A disk not aligned with the galaxy?37:23 [Crait] Will there be a Mars colony this century?39:43 [Endor] Could we use a laser as an engine on a spaceship?📺 VIDEO VERSIONhttps://youtu.be/DM4pfPHS_R0📰 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

NASA is looking for dangerous asteroids, Io is blasting lava into space, the solar wind could be creating water on the Moon, space power is finally getting a test. 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro 00:15 NASA Makes Asteroid Defence a Priority https://www.universetoday.com/159395/nasa-makes-asteroid-defense-a-priority-moving-its-neo-surveyor-mission-into-the-development-phase/02:49 Io Is Having a Major Vulcanic Outbursthttps://www.universetoday.com/159466/io-is-having-a-major-volcanic-outburst/04:57 Solar Wind Might Create Water on the Moonhttps://www.universetoday.com/159420/the-solar-wind-is-creating-water-on-the-surface-of-the-moon/07:04 Structures on the Moon Could Be Build With Microwaveshttps://www.universetoday.com/159427/want-to-build-structures-on-the-moon-just-blast-the-regolith-with-microwaves/09:14 How to Navigate on the Moonhttps://www.universetoday.com/159409/navigation-could-be-done-on-the-moon-just-by-looking-at-nearby-landmarks/11:00 South Korea’s Lunar Photoshttps://phys.org/news/2023-01-south-korea-lunar-orbiter-photos.html11:55 Support us on Patreon 13:07 China’s Considering Where to Build Lunar Stationhttps://www.universetoday.com/159429/china-is-considering-where-to-build-a-lunar-research-station/15:07 Space-Based Power Test16:57 Outro📺 VIDEO VERSIONhttps://youtu.be/4l7XS18pHHw📰 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

This is part 2 of an interview I did with John Michael Godier on his show called Event Horizon. We talked about the Fermi Paradox and possible solutions to it.⚫ Event Horizon Showhttps://www.youtube.com/@EventHorizonShow 📺 VIDEO VERSIONhttps://youtu.be/_Cr9TSRe71E🦄 Support us on Patreonhttps://patreon.com/universetoday📰 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

We can build space habitats from asteroids by spinning them fast enough. That's what Professor Adam Frank suggests in a recent paper he co-wrote. In this interview, we discussed the idea, how realistic it is and what technology will be needed to achieve it, what applications it can have and when we can expect something like that. 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro01:35 Meet Professor Adam Frank02:27 Building space habitats from asteroids13:16 Materials required to achieve that18:00 Generation ships24:52 Asteroid mining27:29 Exponential technological progress 34:45 Great Realistic SciFi 35:56 OutroProfessor Adam Frank on Twitter: https://twitter.com/AdamFrank4Habitat Bennu: Design Concepts for Spinning Habitats Constructed From Rubble Pile Near-Earth Asteroidshttps://www.frontiersin.org/articles/10.3389/fspas.2021.645363/fullThe Fermi Paradox and the Aurora Effect: Exo-civilization Settlement, Expansion, and Steady Stateshttps://iopscience.iop.org/article/10.3847/1538-3881/ab31a3/meta📺 VIDEO VERSIONhttps://youtu.be/Z-hH3-z56cg📰 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

2022 has definitely been one of the best space years ever. James Webb, SLS, DART and many other major successes. So, let's turn around and remember what did 2022 bring us. 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro00:52 James Webb04:27 Artemis 107:15 Milky Way's black hole by EHT08:39 DART10:53 Decadal Survey12:43 China's progress14:58 InSight mission ended16:47 SOFIA telescope discontinued18:30 Things that didn't happen19:16 ExoMars delay20:00 Universe owes us20:43 Outro📺 VIDEO VERSIONhttps://youtu.be/N-KZicegrh0📰 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 can we know whether the Universe is infinite or not? Can something hide behind the Sun in Earth's L3 Lagrange point? Should we start with terraforming the Moon before Mars? Will humans ever visit a lander on Mars? 🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Start00:47 [Tatooine] Can we terraform the Moon05:36 [Coruscant] How long current science will stand?09:01 [Hoth] How can we know if the Universe is infinite or finite? 12:54 [Naboo] Can something hide in Earth's L3 Lagrange point?14:24 [Kamino] What if Jupiter falls into the Sun?18:34 [Bespin] Does Milky Way look different from space?20:37 [Mustafar] How long is a Universe year?21:23 [Alderaan] Why doesn't Mercury fall into the Sun?23:40 [Dagobah] Will we ever visit a Mars lander?25:23 [Yavin] How will Mars colonization happen?27:30 [Mandalore] Why there are no ups and downs in space?30:16 Outro📺 VIDEO VERSIONhttps://youtu.be/uoMA5_3bNNU📰 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

Interstellar travel can be real. And you don't need to break the laws of Physics to do it. In this interview, I discuss a realistic way we can send missions to nearby stars in our lifetimes. 🦄 Support us on Patreon: https://patreon.com/universetoday00:00:00 Intro00:02:06 How hard is interstellar travel00:13:19 Ride solar wind like a bird00:23:15 How a realistic mission can look like00:40:20 Exploring the Solar System00:46:50 Fastest gun in the world00:55:39 Best way to get off planet Earth01:01:08 Interstellar Symposium01:04:00 First interstellar mission. When?01:13:53 How to become an interstellar engineer01:19:17 OutroInterstellar Symposiumhttps://irg.space/irg-2023/Andrew Higgins' group web page: https://interstellarflight.space/Twitterhttps://twitter.com/McGill_AdAstraJeff Greason’s idea for a “Reaction Drive powered by External Pressure” (the so-called q-drive).https://tauzero.aero/wp-content/uploads/JBIS-May-2019-Greason.pdfNew paper on Dynamic Soaringhttps://www.frontiersin.org/articles/10.3389/frspt.2022.1017442/fullRC gliders reaching nearly 900 km/hour by performing dynamic soaring on wind shear:https://www.youtube.com/watch?v=0nyYaL0dGAAhttps://www.youtube.com/watch?v=4eFD_Wj6dhk&t=0s📺 VIDEO VERSIONhttps://youtu.be/SkGRVvA23qI📰 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

It’s official, InSight is gone. Perseverance is putting samples onto the surface of Mars. More scientific results from James Webb, and using gravitational wave observatories to detect warp drives.🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro00:17 InSight Mission is overhttps://www.universetoday.com/159339/this-will-probably-be-insights-last-picture-before-it-runs-out-of-power-forever/01:52 Percy Deposits First Sample on Mars’ Surfacehttps://www.universetoday.com/159365/perseverance-places-its-first-sample-on-the-surface-of-mars-one-day-this-will-be-in-the-hands-of-scientists-on-earth/03:48 The Aftermath of the Soyuz Leak Last Week05:19 DART Science Resultshttps://www.universetoday.com/159314/what-kind-of-an-impact-did-dart-have-on-dimorphos-the-science-results-are-here/07:58 Exoplanet is Falling onto a Starhttps://www.universetoday.com/159312/giant-exoplanet-is-spiraling-inward-to-its-doom/10:26 Support us on Patreon11:17 JWST Sees Star Formationhttps://www.universetoday.com/159282/jwst-sees-furious-star-formation-in-a-stellar-nursery/13:23 New Engine for Future Moon Missionshttps://www.universetoday.com/159315/nasa-just-tested-a-new-engine-that-will-launch-artemis-v-and-beyond/16:07 Detecting Warp Driveshttps://www.universetoday.com/159218/gravitational-wave-observatories-could-search-for-warp-drive-signatures/18:34 Outro📺 VIDEO VERSION#TODO_LINK📰 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

Does the Black Knight satellite really exist? Can JWST explore the Oort cloud? Did we hopelessly contaminate Mars with life? Would I fly on the dearMoon mission without the abort system? Should we do crewed missions to near-earth asteroids? Answers to all these questions and more in this week's Q&A with Fraser Cain!🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro00:46 [Tatooine] Does the Black Knight satellite really exist?04:00 [Coruscant] Should we do crewed missions to near-earth asteroids?06:41 [Hoth] Can we put a really good camera around the Moon?07:39 [Naboo] Patreon announcements09:31 [Kamino] Can JWST explore the Oort cloud?11:48 [Bespin] Can there be Dark Antimatter?12:36 [Mustafar] Did we hopelessly contaminate Mars with life?16:13 [Alderaan] How do we track the movements of distant galaxies?20:05 [Dagobah] Is there a specific direction to look at the Big Bang?21:10 [Yavin] Does propellant contribute to Kessler Syndrome?22:06 [Mandalore] Should we use different fuel to propel rockets?24:37 [Geonosis] Can JWST detect Population 3 stars?27:30 [Corellia] What size is the observable universe?28:41 [Crait] Would I fly on the dearMoon mission without the abort system?30:24 [Endor] Do rockets cause global warming?32:20 [Exegol] Is it ethical to terraform Mars?📺 VIDEO VERSIONhttps://youtu.be/AsNnbGxgIOU📰 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

This week we got an announcement that a historical milestone was achieved. Fusion Ignition. But what it really means for the future of energy production, what most stories don't say and should you be excited after all?🦄 Support us on Patreon: https://patreon.com/universetoday00:00 Intro00:41 The IGNITION announcement02:21 How fusion works on Earth04:24 How the breakthrough was made06:05 Problems with NIF's approach to fusion08:38 Fusion applications in space10:52 Should you be excited?📺 VIDEO VERSIONhttps://youtu.be/HIkYzfk8BvM📰 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