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Universe Today Podcast

Author: Fraser Cain

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Space news, interviews, Q&As, and exclusive content from Universe Today.
Audio versions of Fraser Cain YouTube channel.
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Could we turn Earth into Jupiter by just adding more atmosphere? Can we train to communicate with aliens by talking to animals? How's YouTube destroying itself and it's getting really dangerous? And in Q&A+ will Vera Rubin find an asteroid on a collision course with Earth? ๐Ÿ”ด [Q&A+] No YT ads. Bonus Question. For FREE https://www.patreon.com/collection/116942 ๐ŸŸฃ [Overtime] Even more Q&A https://www.patreon.com/collection/1720060 00:00 Start 00:28 [Schnatz Grummelt] Can we turn the Earth into a Jupiter? 04:13 [InXs] Should we invest time into inter-species communication to prepare to talk to aliens? 08:52 [Aaron T] The big problem with YouTube ๐Ÿ“บ VIDEO VERSION https://youtu.be/Of5v9Mr-5wU ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Dust is a big problem for Moon and Mars. It sticks to everything, breaks things, covers solar panels. So, how do you solve this problem? One possible solution is an electric shield that uses charged surfaces to repel the dust. ๐Ÿ‘‰ [Interview+] No YT ads https://www.patreon.com/universetoday ๐ŸŸฃ Guest: Luca Scifoni https://www.researchgate.net/profile/Luca-Scifoni ๐Ÿ“œ Performance of electrodynamic dust shields with functional surface coatings for lunar dust mitigation https://www.researchgate.net/publication/395286032Performanceofelectrodynamicdustshieldswithfunctionalsurfacecoatingsforlunardust_mitigation 00:00 Intro 02:24 Lunar dust 07:12 Mitigation strategies 10:46 Electrostatic shield 20:49 Not just the Moon 26:07 Potential tests 28:33 Current obsessions 33:11 Final thoughts ๐Ÿ“บ VIDEO VERSION https://youtu.be/KPzd40hj3gQ ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Building infrastructure on the Moon, Earth gets a new quasi-satellite, a black hole has wandered away from the center of its galaxy, and a tour through star forming nebulae thanks to Gaia. And on Space Bites+, Chinaโ€™s new neutrino detector comes online. ๐Ÿ”ด [Space Bites+] No ADS. BONUS Story. For FREE: patreon.com/collection/116942 ๐Ÿ‘‰ Vote for the best story here: https://www.youtube.com/@frasercain/posts 00:00 Intro 00:18 Another Step Towards A Working Moon Infrastructure https://www.universetoday.com/articles/blue-alchemist-is-one-step-closer-to-creating-sustainable-infrastructure-on-the-moon 02:13 Earth has another mini-moon https://www.universetoday.com/articles/earth-has-another-quasi-satellite-the-asteroid-arjuna-2025-pn7 03:50 JWST Finds An Exoplanet Around A Pulsar Whose Atmosphere Is All Carbon https://www.universetoday.com/articles/jwst-finds-an-exoplanet-around-a-pulsar-whose-atmosphere-is-all-carbon 06:29 Wandering Black Hole https://www.universetoday.com/articles/this-wandering-black-hole-has-left-its-galactic-center 09:05 Trio of Robots to Explore Moon Caves https://www.universetoday.com/articles/this-trio-of-robots-could-explore-lunar-caves 11:25 Vote results 12:00 Black Hole Stars and Little Red Dots https://www.universetoday.com/articles/black-hole-stars-could-solve-the-mystery-of-little-red-dots 13:38 GAIAโ€™s Legacy in 3D https://www.universetoday.com/articles/make-like-a-spacecraft-and-fly-through-gaias-3d-map-of-stellar-nurseries 00:00 More space news 00:00 What happened to Breakthrough Starshot https://www.scientificamerican.com/article/the-quiet-demise-of-breakthrough-starshot-a-billionaires-interstellar/ ๐Ÿ“บ VIDEO VERSION https://youtu.be/MkOPvzXKipM ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
How can we realistically tell if 3I/ATLAS is an alien spaceship or not? Can we turn an interstellar comet into a transmitter? Would the government suppress information about a dangerous asteroid? And in Q&A+, why aren't there more asteroids outside the solar system? ๐Ÿ”ด [Q&A+] No YT ads. Bonus Question. For FREE https://www.patreon.com/collection/116942 ๐ŸŸฃ [Overtime] Even more Q&A https://www.patreon.com/collection/1720060 00:00 Start 00:30 [Visto Tutti] How could we tell 3i-Atlas as comet, from Avi-Loeb-style alien space junk? 04:25 [Jera King] Whatโ€™s going to happen when 3I/ATLAS goes through the asteroid belt? 06:33 [Buzz Uka] Can we turn a comet into a transmitter? 10:10 [Todd Szafranski] Will MRO get good images of 3I/ATLAS? 11:57 [Scott S] Would the government suppress information about a dangerous asteroid? 15:12 [Sid vicious] Small channel recommendations ๐Ÿ“บ VIDEO VERSION https://youtu.be/3yed1iFQ9Aw ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Who will name Planet X if/when it is discovered? How will cats deal with the toilet situation if they go to space? Can a star block an entire galaxy? And in Q&A+ what happens if we find proof that there's no life elsewhere? ๐Ÿ”ด [Q&A+] No YT ads. Bonus Question. For FREE https://www.patreon.com/collection/116942 ๐ŸŸฃ [Overtime] Even more Q&A https://www.patreon.com/collection/1720060 00:00 Start 00:28 [Aaron Brinkerhoff] How sure are we that planet 9 exists? 01:25 [Dem Pilafian] Who will name the Planet X? 03:40 [Steven Kolins] When does Vera Rubin go live live and not just testing? 06:47 [Eric Rouleau] Why study what is outside of out galaxy since we will never go there? 10:24 [churchdiscography] How could my cats use a cat pan in space? 11:18 [Ayush Agarwal] Can stars block entire galaxies? 13:02 [Christopher Kirby] Gravity in space 16:31 [laladieladada] Gravity from the Pillars of Creation 17:06 [Edward] What happens if somebody dies in space? ๐Ÿ“บ VIDEO VERSION https://youtu.be/wYN5kIKVS58 ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Can we make Earth invisible for possible alien invaders? What's the deal with the pyramids and their alignment to stars? Can an interstellar ship casually crash into a black hole? And what's the difference between cosmology and astronomy after all? ๐Ÿ”ด [Q&A+] No ads. Bonus question. For FREE https://patreon.com/universetoday 00:00 Start 00:27 [Rod Tolosa] Possible life on Venus 03:16 [abstractedaway] Heium-rich dwarf stars as techosignatures 04:00 [kenji] The truth about pyramids 06:25 [Jakub Polรกลกek] Most interesting citizen science projects in astronomy/space field right now 07:21 [Osiris Mpg] Could an interstellar ship crash into a black hole? 08:34 [FunkyCritter] Will Earth's spin stop eventually? 09:12 [Keiichi S] Naked-eye nebula 11:03 [Nolan Mosley] LEO satellites and the ozone layer 13:11 [Nanp90] Making the Earth invisible for alienes ๐Ÿ“บ VIDEO VERSION https://youtu.be/cuXXPrp3_PU ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Has Perseverance found signs of life on Mars? Webb scans TRAPPIST-1e for signs of an atmosphere. 3I/ATLAS grows a tail, and could get a mission. And on Space Bites+, Webb sees a cloud of methane around the dwarf planet Makemake. ๐Ÿ”ด [Space Bites+] No ADS. BONUS Story. For FREE: https://www.patreon.com/universetoday ๐Ÿ‘‰ Vote for the best story here: https://www.youtube.com/@frasercain/posts 00:00 Intro 00:21 NASA Says Perseverance Discovered Signs of Life on Mars https://www.nasa.gov/news-release/nasa-says-mars-rover-discovered-potential-biosignature-last-year/ https://www.universetoday.com/articles/the-exoplanet-trappist-1-e-takes-its-turn-in-the-jwsts-spotlight 09:18 3I/ATLAS Grows a Tail https://www.universetoday.com/articles/the-gemini-south-telescope-takes-a-turn-imaging-the-interstellar-comet-3iatlas 11:18 Mission Concept to Catch 3I/ATLAS https://www.universetoday.com/articles/researchers-at-swri-produced-a-mission-concept-for-exploring-interstellar-objects-like-3iatlas 13:34 Calistoโ€™s Footprints in Jupiter Aurora https://www.universetoday.com/articles/juno-detects-callistos-footprints-in-jupiters-aurorae 14:53 Vote results https://www.youtube.com/@frasercain/posts 15:35 A Giant Burst of Energy In Need Of An Explanation https://www.universetoday.com/articles/a-giant-burst-of-energy-in-need-of-an-explanation 17:34 Titan Dragonfly Continues Development https://science.nasa.gov/blogs/dragonfly/2025/09/08/nasas-dragonfly-soaring-through-key-development-test-activities/ 18:59 Amazing JWST Image https://www.universetoday.com/articles/a-glittering-stellar-nursery-shines-in-new-jwst-image 20:14 More space news to your inbox 20:58 Bonus story: Methane on Makemake 21:25 State of science journalism ๐Ÿ“บ VIDEO VERSION https://youtu.be/V28Tc_koO5U ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
What's the highest energy a photon can have? Is Titan just a huge fire hazard floating in space? How do they measure the masses of planets with just satellites? And in Q&A plus, what realistic scifi is worth watching? ๐Ÿ”ด [Q&A+] No ads. Bonus question. For FREE https://www.patreon.com/universetoday 00:00 Start 00:00 [Chris Nelsynels] Realistic scifi recommendations 00:26 [Marz Chart] Is oxygen flammable on Titan? 00:46 [FPLMikkel] Ability to light fires as a Great Filter 01:44 [darthex0] Are stars burning after all? 02:01 [Francois Miron] Jupiter gravitational lens 03:08 [Michael McConnell] Measuring gravity with satellites 05:42 [Colin Houseworth] Energy limit for high energy photons 06:57 [Encodedpr] Trip to a Moon base 07:57 [Annie Alexander] For All Mankind ๐Ÿ“บ VIDEO VERSION https://youtu.be/w3Fx1hEX0ws ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
3I/ATLAS is very different from any comet weโ€™ve ever seen before, Mars is filled with fragments from ancient impacts, ESA loses contact with JUICE right before an important flyby, and the highest resolution image of a solar flare ever seen. And on Space Bites+, why asteroid made of the same material can have different colors. ๐Ÿ”ด [Space Bites+] No ADS. BONUS Story. For FREE: https://www.patreon.com/universetoday ๐Ÿ‘‰ Vote for the best story here: https://www.youtube.com/@frasercain/posts 00:00 Intro 00:25 3I/ATLAS is Weird https://www.universetoday.com/articles/3iatlass-coma-is-largely-carbon-dioxide 02:51 Technosignatures of Interstellar Objects https://www.universetoday.com/articles/what-technosignatures-would-interstellar-objects-have 06:52 Marsโ€™ Lumpy Interior https://www.nasa.gov/missions/insight/nasa-marsquake-data-reveals-lumpy-nature-of-red-planets-interior/ 08:40 Plasma Waves In Jupiterโ€™s Auroras https://www.universetoday.com/articles/scientists-discover-unusual-plasma-waves-in-jupiters-aurora 10:15 ESA Restores Communication with JUICE https://www.universetoday.com/articles/the-esa-restores-communications-with-juice-at-venus 12:25 Vote results 12:55 Supernovaโ€™s Heart https://www.universetoday.com/articles/chandra-peers-into-a-supernovas-troubled-heart 15:38 Breathtaking Solar Flare https://www.universetoday.com/articles/worlds-most-powerful-solar-telescope-captures-breathtaking-image-of-solar-flare 17:11 Cosmic Butterflies https://www.universetoday.com/articles/the-butterfly-star-and-its-planet-forming-disk https://www.universetoday.com/articles/cosmic-butterfly-unlocks-secrets-of-how-rocky-planets-form 18:59 Newsletter 19:55 Bonus story in [Space Bites+] 20:25 Media recommendations ๐Ÿ“บ VIDEO VERSION https://youtu.be/n4Uc5hnljRg ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Which is a bigger showstopper for a human Mars mission: food or radiation exposure? Does Vera Rubin leave any chance for aliens to still sneak upon us? Can something like space whales actually exist? And in Q&A+, when can we find out what dark matter and dark energy actually are? ๐Ÿฆ„ Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:31 [Kasie Ream] Which is the bigger showstopper for Mars: food or radiation? 02:29 [Richard Vanasse] Does Vera Rubin make it impossible for an alien fleet to sneak up on Earth? 02:54 [ventsyv] One question to ask aliens 03:24 [Terminally Offline] How can I get into a career in a planetarium? 05:56 [Steve Kennedy] What is the difference between a Kilonova and a Type 1a Supernova? 06:12 [teknophyle] Should we quickly become a two planet species? 08:14 [Michael D] How do I feel about the possibility of "space whales" type aliens? 09:51 [Bobby 2112] How does artificial gravity work on various scifi spaceships? 12:34 [shootZ234] Interesting facts about black holes 12:55 [paul wilson] How bright will the Betelgeuse explosion be? ๐Ÿ“บ VIDEO VERSION https://youtu.be/MxowG6xhdX4 ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Why are galaxies and star systems flat? What does the future of the space race look like? Are we going to Mars to mine it? And in Q&A+, what sparked my personal interest for space as a kid? ๐Ÿฆ„ Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:26 [ะฆะฐั€ัŒ ะ—ะฒะตั€ะตะน] Why are galaxies and star systems flat? 02:26 [Indrek Staal] What does the future of the space race look like? 11:13 [Sal] Is mining minerals the primary objective of colonizing Mars? 13:59 [Aaron Dwyer] Where was the Big Bang? ๐Ÿ“บ VIDEO VERSION https://youtu.be/8B5f-LhVWDg ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
The boys are back! Discussing all the things that happened during Starship IFT-10. Why didn't they catch the Super Heavy booster? What did explode near the engines? Why was Starship orange? What's next for SpaceX? Looking for all the answers with Scott Manley and Marcus House. ๐Ÿ“บ Scott Manley: https://www.youtube.com/@scottmanley ๐Ÿ“บ Marcus House: https://www.youtube.com/@MarcusHouse ๐Ÿš€ IFT-5 Analysis: https://youtu.be/Flv1W6AR-cU ๐Ÿš€ IFT-4 Analysis: https://youtu.be/ecMlV4W_CLU ๐Ÿš€ IFT-3 Analysis: https://youtu.be/EVic941kQ44 ๐Ÿš€ IFT-2 Analysis: https://youtu.be/ReXZvXPak4U ๐Ÿš€ IFT-1 Analysis: https://youtu.be/RGcdjJj-f4g 00:00 Intro 00:34 The Boys are back! 01:46 Starship IFT-10 04:47 Liftoff 05:24 Super Heavy return and landing 07:54 It didn't explode 09:27 Starlink mockups deployment 11:38 Skirt explosion and re-entry 21:10 Ship landing 29:39 What next? 32:28 Economics of Starlink 34:36 Artemis 39:23 Final thoughts ๐Ÿ“บ VIDEO VERSION https://youtu.be/-u0Qw4gEjHw ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
The Wow signal was even more Wow. Starship Flight 10 makes it space and returns to Earth, more red dwarf planets get crossed off the list as lacking an atmosphere, a supernova spilled its guts into space. And on Space Bites+, finding supernovae as quickly as possible. ๐Ÿฆ„ Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 00:21 Update for the โ€œWow!โ€ Signal https://www.universetoday.com/articles/the-wow-signal-gets-an-update-it-was-even-strong-than-we-thought 02:50 Starship IFT-10 https://www.universetoday.com/articles/blaze-of-glory-spacex-starship-goes-the-distance-in-10th-flight-test 06:39 JWST finds no atmospheres https://www.universetoday.com/articles/another-earth-like-exoplanet-crossed-off-the-list-the-jwst-shows-that-gj-3929b-has-no-atmosphere https://www.universetoday.com/articles/gj-1132-b-doesnt-have-an-atmosphere-according-to-new-jwst-data 09:12 White Dwarf Habitable Zones https://www.universetoday.com/articles/white-dwarf-stars-could-create-surprisingly-common-long-lived-habitable-zones 11:03 Supernova Headscratcher https://www.universetoday.com/articles/the-exposed-core-of-this-supernova-is-a-headscratcher 12:43 Vote results https://www.youtube.com/@frasercain/posts 13:14 TESS saw 3I/ATLAS https://www.universetoday.com/articles/tess-spotted-3iatlas-two-months-before-it-was-discovered-it-was-even-active-then 14:50 The Mystery of Jupiter https://www.universetoday.com/articles/new-study-rocks-jupiters-giant-impact-theory 16:52 Newsletter 17:38 Bonus story 18:01 Starship collab with Scott Manley and Marcus House ๐Ÿ“บ VIDEO VERSION 00:00 Intro 00:21 Update for the โ€œWow!โ€ Signal https://www.universetoday.com/articles/the-wow-signal-gets-an-update-it-was-even-strong-than-we-thought 02:50 Starship IFT-10 https://www.universetoday.com/articles/blaze-of-glory-spacex-starship-goes-the-distance-in-10th-flight-test 06:39 JWST finds no atmospheres https://www.universetoday.com/articles/another-earth-like-exoplanet-crossed-off-the-list-the-jwst-shows-that-gj-3929b-has-no-atmosphere https://www.universetoday.com/articles/gj-1132-b-doesnt-have-an-atmosphere-according-to-new-jwst-data 09:12 White Dwarf Habitable Zones https://www.universetoday.com/articles/white-dwarf-stars-could-create-surprisingly-common-long-lived-habitable-zones 11:03 Supernova Headscratcher https://www.universetoday.com/articles/the-exposed-core-of-this-supernova-is-a-headscratcher 12:43 Vote results https://www.youtube.com/@frasercain/posts 13:14 TESS saw 3I/ATLAS https://www.universetoday.com/articles/tess-spotted-3iatlas-two-months-before-it-was-discovered-it-was-even-active-then 14:50 The Mystery of Jupiter https://www.universetoday.com/articles/new-study-rocks-jupiters-giant-impact-theory 16:52 Newsletter 17:38 Bonus story 18:01 Starship collab with Scott Manley and Marcus House ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Can the difficulty of interstellar travel the answer to the Fermi paradox? Or maybe it's the fact that we can only apply it to our galaxy and not further? Or maybe we can even find life in our solar system? ๐Ÿ‘‰ [Q&A+] No YT ads. Bonus Question https://www.patreon.com/universetoday 00:00 Start 00:00 [Sean E] A copy of the ISS 00:31 [Josh B] Favourite mind-blowing fact 01:12 [SpaceManLegend] Life on Europa or Enceladus? 03:47 [Todd Gibson Art] Interstellar travel VS the Fermi paradox 04:45 [GMol] Fermi paradox for the galaxy VS the Universe 06:38 [Db Ireland] Panspermia 09:57 [Jurij Slavec] Rare Earth hypothesis 13:07 [paul wilson] How to kill a black hole? 13:44 [Astrobirder] Smart telescope to buy ๐Ÿ“บ VIDEO VERSION https://youtu.be/pygx-mseIZY ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
We definitely won't see a space elevator built in any foreseeable future. But there is a similar but much more practical approach โ€“ a skyhook. How close are we to creating one? Why is it useful? What challenges does it bring and when can we expect first practical demonstrations? Finding out in this interview. ๐Ÿ‘‰ [Interview+] No YT ads https://www.patreon.com/universetoday ๐ŸŸฃ Guest: Dr. Markus Landgraf https://scholar.google.com/citations?hl=en&user=vgra4_QAAAAJ ๐Ÿ“œ A multi-stage orbital sky hook for exploration in the new space transportation era https://www.sciencedirect.com/science/article/abs/pii/S0094576525004485 00:00 Intro 01:52 What is a skyhook 24:52 Materials 28:23 Possible practical tests 30:30 Current obsessions 36:59 Final thoughts ๐Ÿ“บ VIDEO VERSION https://youtu.be/SvYvXk39wG8 ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
When is a supernova too close for comfort? Will USA's Moon race against China accelerate a race towards a Mars base? How can we see the Oort cloud? And in Q&A+, what do I tell to space deniers? ๐Ÿฆ„ Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:00 [Dvids] What do I say to people that deny space? 00:25 [SpaceInfrastructure] If China beats US to the Moon, will it accelerate a Mars base development? 04:37 [LtNuke] How close does a supernova need to be to cause real damage? 08:23 [Stephen Eichenhorn] How can we see the Oort cloud? 11:36 [Visto Tutti] What telescope do we need to see the furtherest light? ๐Ÿ“บ VIDEO VERSION https://youtu.be/bJLwYHutFfE ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Ryugu and Bennu are related, a star tried to eat a black hole and it didnโ€™t go well, using moons to save fuel, and China tests its new human lunar lander. In Space Bites+, how climate change will impact satellite orbits. ๐Ÿš€ [Space Bites+] No ADS. BONUS Story. For FREE: https://www.patreon.com/universetoday ๐Ÿ‘‰ Vote for the best story here: https://www.youtube.com/@frasercain/community 00:00 Intro 00:20 Asteroids Siblings https://www.universetoday.com/articles/its-official-asteroids-ryugu-and-bennu-are-siblings 02:16 Star Explodes While Eating a Black Hole https://www.universetoday.com/articles/a-distant-star-explodes-while-swallowing-its-black-hole-companion 04:14 Moon Flybys https://www.universetoday.com/articles/moon-flybys-could-save-fuel-on-interplanetary-missions 06:22 Universeโ€™s Greatest Fireworks Show https://www.universetoday.com/articles/new-theory-points-to-the-universes-greatest-fireworks-show 08:34 Vote results https://www.youtube.com/@frasercain/posts 08:57 China Tests Its Lunar Lander https://www.universetoday.com/articles/chinas-crewed-lunar-lander-passes-key-test-milestone 10:32 Webb Finds Uranusโ€™ 29th Moon https://www.universetoday.com/articles/uranus-29th-moon-cant-hide-from-the-jwst 11:22 Psycheโ€™s Version of The Pale Blue Dot https://www.universetoday.com/articles/nasa-commanded-psyche-to-turn-around-and-capture-images-of-earth-and-the-moon 12:42 More space news 13:42 Bonus story: Climate change impacting space 13:59 Current state of NASA ๐Ÿ“บ VIDEO VERSION https://youtu.be/p6RWUT8fEW8 ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Why do people believe Starships will go to Mars? Can we use molten salt batteries on the Moon? What's the difference between the Universe and the Observable Universe? And in Q&A+, what's the chance of hitting an stone during an interstellar voyage? ๐Ÿ˜ PROMO -57% OFF your first month on Patreon: https://www.patreon.com/posts/join-my-patreon-134941769 ๐Ÿ‘‰ [Q&A+] No YT ads. Bonus Question https://www.patreon.com/universetoday ๐Ÿ”ด @scottmanley goes full-time YouTube: https://youtu.be/hM9h5TU39Dc?si=jQk50rpTnxcS5YhS 00:00 Start 00:25 [Dean T] Why people believe that Starships will land on Mars? 05:01 [Michael Stanley] What is does "observable Universe" mean? 06:46 [Dixie Q] When will we be able to see into the Oort cloud? 07:39 [puffcrusader696] How big can a telescope mirror get? 09:31 [kLONDIKE69 NONE] Can we use molten salt batteries on the Moon? 10:12 [Andrea Lencione] Which classic scifi author was best at predicted the future? ๐Ÿ“บ VIDEO VERSION https://youtu.be/pbAZmQ2Sh80 ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Satellites are causing light pollution. Every year there a more of them. So, why don't they just paint them all vantablack, the ultra-black coating that doesn't reflect almost any light? Finding out in this interview. ๐Ÿ˜ PROMO -57% OFF your first month on Patreon: https://www.patreon.com/posts/join-my-patreon-134941769 ๐Ÿ‘‰ [Interview+] No YT ads https://www.patreon.com/universetoday ๐Ÿ˜ PROMO -57% OFF your first month on Patreon: https://www.patreon.com/posts/join-my-patreon-134941769 ๐Ÿ‘‰ [Interview+] No YT ads https://www.patreon.com/universetoday 00:00 Intro 02:25 The problem of satellite pollution 08:35 Counter measures so far 11:36 Vantablack 24:15 Satellite project 33:42 Current obsessions 38:43 Final thoughts ๐Ÿ“บ VIDEO VERSION https://youtu.be/1yQegWQWtUo ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
Is living in the clouds of Venus better than living in sub-surface habitats on Mars? Can we really lock ourselves from orbit with space junk? Should we build another version of Biosphere before going to Mars? And in Q&A+, is abiogenesis really unlikely? ๐Ÿ˜ PROMO -57% OFF your first month on Patreon: https://www.patreon.com/posts/join-my-patreon-134941769 ๐Ÿ‘‰ [Q&A+] No YT ads. Bonus Question https://www.patreon.com/universetoday 00:00 Start 00:29 [Mr Kyle] How do we distinguish the motions of galaxies and the expansion of the Universe? 02:14 [Melinda Green] Biosphere 2 before going to Mars? 03:38 [Adam Redwine] Are there any plans for Biosphere 3? 05:43 [A.SmollZz] Can we really trap ourselves on orbit because of space junk? 07:50 [Nick Stokes] What kind of space mission would I get on? 09:21 [name] Floating habitat on Venus VS sub-surface habitat on Mars 10:11 [Kyle] Hostile aliens 11:25 [Ken Sole] Rarest phenomena in our universe ๐Ÿ“บ VIDEO VERSION https://youtu.be/S4Nj0kJ7ZMo ๐Ÿ“ฐ GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter ๐ŸŽง PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ ๐Ÿ“ฉ CONTACT FRASER frasercain@gmail.com โš–๏ธ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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Commentsย (22)

Adam Balogh

the F bomb my dear freind ??? ๐Ÿ˜Š

Aug 22nd
Reply

1 Top 2 Clean.

Faster than the wind, with no Engine. Record RC Airplane at Transonic Speed. Dynamic Soaring - 882 km/h 548 mph. (up to 548 mph. or 900 km/h) https://m.youtube.com/watch?v=0nyYaL0dGAA&pp=ygUPZHluYW1pYyBzb2FyaW5n Radio Control Airplane = No Engine.

Apr 7th
Reply

Kaz Empire

best astronomy podcast I know.

Jan 3rd
Reply

M C

Shocked you haven't had anyone on recently talking about Lunar Gateway and/or the HERMES mission associated with Gateway.

Apr 5th
Reply

Annakaye Bennett

๐Ÿ”ดWATCH>>แ—ชOแ—ฏแ‘Žแ’ชOแ—ฉแ—ช>>๐Ÿ‘‰https://co.fastmovies.org

Jan 15th
Reply

Annakaye Bennett

๐Ÿ”ดWATCH>>แ—ชOแ—ฏแ‘Žแ’ชOแ—ฉแ—ช>>๐Ÿ‘‰https://co.fastmovies.org

Jan 15th
Reply

Chris Sutton

Absolute quality podcast.

Dec 9th
Reply

J Coker

has to be listened to 2x, so interesting

Nov 3rd
Reply

vtxpert

Great freaking show. ^CDM buffered perfectly.

Sep 13th
Reply

J Coker

is this kamala harris?

May 27th
Reply (3)

RJ

oh it was frasier =p

Oct 2nd
Reply

RJ

who is she talking to? only heard one mic =p

Oct 2nd
Reply

1 Top 2 Clean.

Bobiverse interview link .(^^,) With Dennis E. Taylor. https://m.youtube.com/watch?v=Cc8SHAyHVZI

Jul 5th
Reply (1)

1 Top 2 Clean.

Yes this is one of the good Podcast.

Jan 24th
Reply (1)

David Edwards

love Castbox

Nov 22nd
Reply

Abi

hey but u didn't talk about fermi paradox where were u lost

May 23rd
Reply

Abi

brilliant

May 23rd
Reply
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