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Universe Today Podcast

Universe Today Podcast

Fraser Cain

Public feed with [Space Bites+], [Q&A+], [Interview+] and other episodes. Free for everyone.

  • 33 minutes 35 seconds
    [Space Bites+] Swift Will Now Inevitably Die // China Lands a Rocket (again) // Starship Survived

    BONUS STORY STARTS AT 26:33

    Watch here (with no ads) or on YouTube: https://youtu.be/ccPtQeURDzM

    🔵 Vote for the best story here: https://www.youtube.com/@frasercain/posts

    Interview with Vasiliy Kokorev about Little Red Dots https://youtu.be/zoHtCmCbcEU
    Interview with Nobel Prize Winner Adam Riess about JWST https://youtu.be/hmJOz9qCk0M
    Interview with Lee Feinberg about HWO and LIFE Telescopes https://youtu.be/0R3ykUkxH5M

    We have more pictures of the Falcon 9 crater on the moon. Starship arrives at port after landing in the ocean. The Link mission to save Swift has failed. Another reusable Chinese rocket lands. And in Space Bites Plus, a really clever way to redirect an asteroid with a nuclear weapon.

    • 00:00 Intro

    • 00:37 The Falcon Crater https://science.nasa.gov/solar-system/moon/nasas-lro-images-falcon-9-crater-on-moon-learns-new-details/

    • 03:08 Starship Arrives to a Port https://arstechnica.com/space/2026/08/its-christmastime-at-spacex-as-company-salvages-starship-from-indian-ocean/

    • 05:33 Mars' Field of Polygons https://www.universetoday.com/articles/mars-curiosity-rover-discovers-massive-field-of-polygons

    • 07:41 Link Failed. Swift Will Die Soon https://www.nasa.gov/news-release/nasa-updates-next-steps-for-commercial-swift-boost-mission/

    • 08:59 China Lands A Rocket (Again) https://arstechnica.com/space/2026/08/the-floodgates-are-open-after-another-chinese-company-lands-a-reusable-rocket/

    • 10:41 Fastest Star In The Milky Way https://www.universetoday.com/articles/the-fastest-star-in-the-milky-way-will-test-relativity

    • 13:21 LRD = Black Hole Star? https://www.universetoday.com/articles/the-jwst-little-red-dots-could-be-black-hole-stars

    • 15:47 Early Galaxies Are Bigger Than We Thought https://www.universetoday.com/articles/whoa-the-jwsts-ancient-galaxies-are-much-more-massive-than-thought

    • 17:56 Three Supermassive Black Holes https://www.universetoday.com/articles/another-first-for-the-jwst-it-detects-three-supermassive-black-holes-in-the-same-galaxy

    • 19:20 JWST Looks at Callisto https://www.universetoday.com/articles/jwst-peeks-at-callistos-ancient-scars

    • 20:49 Vote results

    • 21:45 Star Formation is Slowing Down in the Andromeda Galaxy https://www.universetoday.com/articles/hubble-reveals-that-star-formation-is-slowing-down-in-the-andromeda-galaxy

    • 23:35 Helix Nebula https://www.universetoday.com/articles/mothra-shows-us-a-star-being-recycled-in-the-helix-nebula

    • 24:38 Carina Nebula https://www.universetoday.com/articles/webb-captures-the-treasure-chest-at-the-heart-of-the-carina-nebula

    • 25:49 Lion Nebula https://www.universetoday.com/articles/webb-captures-clearest-image-yet-of-the-lion-nebula

    • 26:33 Bonus story https://www.universetoday.com/articles/nuking-an-asteroid-on-short-notice-could-save-us

    • 30:31 Final thoughts

    21 August 2026, 8:08 pm
  • 18 minutes 25 seconds
    [Q&A+] Earth’s True Path Through The Galaxy | Q&A 451

    BONUS QUESTION STARTS AT 14:13

    Watch the video here (with no ads) or on YouTube: https://youtu.be/aX16AFy_Y9Q

    Do we go through same places in the Milky Way every rotation? How should we celebrate the first contact? Will artificial magnetosphere help creating an atmosphere on Mars? And in Q&A+, how much does YouTube really pay for views.

    • 00:00 Intro

    • 00:27 [@JamesMcIntosh-r7j] Will an artificial magnetosphere help retain Mars' atmosphere?

    • 03:36 [@1000dots] Wouldn't that cut off heat and light from the sun too?

    • 04:20 [@emilianolaneri] Does the Earth always follow the same path through on the milky way?

    • 07:07 [@sciencecompliance235] How should we celebrate the first contact?

    • 11:16 [@drewd2] How old is the Universe if you include pre-big bang?

    • 14:13 [@JohnnyApplleseed] How much does 3M views pay?

    • 15:55 Final thoughts

    20 August 2026, 7:05 pm
  • 18 minutes 3 seconds
    [Q&A+] How Bad Would a Super Solar Storm Be for The Moon Base? | Q&A 450

    BONUS QUESTION STARTS AT 12:48

    Watch the video here (with no ads) or on YouTube: https://youtu.be/R8_XwBxWsn0

    How dangerous would a massive solar storm be for future Moon and Mars bases? Can more exoplanet discoveries stimulate more funding? What’s the ultimate fate of galaxy clusters? And in Q&A+, would I go on a Moon voyage?

    • 00:00 Intro

    • 00:27 [@slowboyfuelpump5438] how devastating would a Kerrington event be to our plans for the Moon and Mars?

    • 03:07 [@thomasstarkey8238] If we had more Earth 2.0 candidates, would governments increase astronomy funding?

    • 05:28 [@ragetail3] @frasercain when they say the farthest galaxy we can see is 13 billion light years away, and they say it is basically right after the big bang. What would Earth 4 billion years ago have seen there?

    • 08:18 [@MikeKalil-e4f] How did we get here before the light reached us here?

    • 10:11 [@OneOfAMineRocks] What does dark energy imply for the gravity-bound galaxies?

    • 12:48 [@iliketurtles7947] Would I be willing to live on a lunar base for some years?

    • 16:49 Upcoming Nancy Grace Roman launch

    19 August 2026, 6:14 am
  • 22 minutes 10 seconds
    [Space Bites+] Bad News for Europa Exploration // Watching Pluto’s Atmosphere Fade Away // Auroras on Mars

    BONUS STORY STARTS AT 17:16

    Watch here (with no ads) or on YouTube: https://youtu.be/9XGHRoVJgYA

    🔵 Vote for the best story here: https://www.youtube.com/@frasercain/posts

    How can there be auroras on Mars? More bad news for the exploration of Europa. Watching Pluto's atmosphere. And on Space Bites Plus, could planets form right after the Big Bang?

    • 00:00 Intro

    • 00:17 Auroras on Mars https://www.universetoday.com/articles/nasas-maven-illuminates-new-understanding-of-auroras-at-mars

    • 03:07 More Bad News for Europa Exploration https://www.universetoday.com/articles/europas-interior-ocean-may-harbor-life-but-could-be-hard-to-reach-says-new-research

    • 05:46 Watching Pluto’s Atmosphere https://www.universetoday.com/articles/scientists-watch-as-a-distant-worlds-atmosphere-shrinks-and-thins

    • 08:14 Identifying Quasars with Machine Learning https://www.universetoday.com/articles/seven-needles-800000-haystacks

    • 10:05 First “AI-Driven” Telescope https://www.universetoday.com/articles/the-telescope-that-points-itself

    • 11:55 Vote results https://www.youtube.com/@frasercain/posts

    • 12:41 China’s Rocket Exploded in Flight https://arstechnica.com/space/2026/08/one-of-chinas-workhorse-rockets-just-exploded-in-flight/

    • 13:41 Moonquakes to Locate Lunar Ice https://www.universetoday.com/articles/how-to-find-lunar-ice-moonquakes-to-the-rescue

    • 15:40 More Good News for Swift https://science.nasa.gov/blogs/swift/2026/08/11/nasa-swift-boost-spacecraft-prepares-to-continue-mission/

    • 17:16 Bonus story https://www.universetoday.com/articles/the-ingredients-for-planets-turned-up-astonishingly-early

    • 19:58 Solar eclipse 2026 and the Perseids

    14 August 2026, 4:36 pm
  • 17 minutes 58 seconds
    [Q&A+] Alien Megastructures or Microbes?

    BONUS QUESTION STARTS AT 11:15

    Watch the video here (with no ads) or on YouTube: https://youtu.be/vMgKQDzRzUE

    My Top-100 movie list: https://www.patreon.com/universetoday/posts/my-top-100-space-153930141

    Which are we more likely to find, alien megastructures or alien microbes? Why is the US racing racing China to the Moon? Will mining the asteroid belt ever become a reality? And in Q&A+, will we ever make a mega-cut video again?

    • 00:00 Intro

    • 00:28 [@paigepotter4682] Are we closer to discovering alien microbes or alien megastructures?

    • 03:09 [@MelindaGreen] Why is the US even racing China to the moon?

    • 06:05 [@darthex0] Is a space station cheaper if communists do it?

    • 07:03 [@bladesolar1] Will mining at the asteroid belt ever be a reality?

    • 10:23 [@goatlord51] If an amateur uses the Vera Rubin data to find planet nine do they get to name it?

    • 11:15 [@melantorja] Will there be a Lagrange point questions mega-cut?

    • 14:57 Final thoughts

    13 August 2026, 9:17 pm
  • 34 minutes 36 seconds
    [Interview+] Swarming The Rings of Saturn With Tiny Probes, NIAC 2026

    BONUS PART STARTS AT 21:56

    Watch here (with no ads) or on YouTube: https://youtu.be/VqBVL2vwh04

    🟣 Guest: Dr. Mike Rubenstein

    📜 Actively Steerable Femtosat Constellations for In-situ Exploration of Saturn’s Rings, Atmosphere, and Magnetosphere https://www.nasa.gov/directorates/stmd/niac/actively-steerable-femtosat-constellations-for-in-situ-exploration-of-saturns-rings-atmosphere-and-magnetosphere/

    👉 All 2026 NIAC Selections https://www.nasa.gov/directorates/stmd/niac/niac-studies/niac-2026-selections/

    Saturn's rings are dense. Sending one flagship probe through them makes no sense. It'll most probably be lost. But sending a swarm of small cheap probes does. Even if a lot of them won't survive, you're still getting lots of data. This is exactly what this NIAC project is proposing.

    • 00:00 Intro

    • 01:22 Observing Saturn's rings

    • 05:21 A swarm of satellites

    • 21:56 Invisible drones

    • 29:33 Current obsessions

    • 31:12 Final thoughts

    12 August 2026, 6:52 pm
  • 17 minutes 44 seconds
    [Q&A+] Best Way For The Universe To End

    BONUS QUESTION STARTS AT 12:37

    Watch the video here (with no ads) or on YouTube: https://youtu.be/N2INt2XOCp0

    My Top-100 movie list: https://www.patreon.com/universetoday/posts/my-top-100-space-153930141

    If white holes exist, could we ever see one? Do SETI researches have access to Vera Rubin? Which is the best way for the Universe to end? And in Q&A+, will the Earth eventually become tidally locked to the Sun?

    • 00:00 Intro

    • 00:25 [@festerallday] if a civilization isn't detected by SETI did it even exist?

    • 02:20 [@tommix6016] If White Holes were to exist, would they be detectable?

    • 03:49 [@vistotutti6037] Does SETI have access to the Vera Rubin data stream?

    • 06:26 [@setaihedron] So we are going to trust that the most corrupt government in modern history is honest about what it is filtering from the data?

    • 09:00 [@MelindaGreen] How would I prefer the Universe end?

    • 12:37 [@paulwilson1529] Will the Earth become tidally lock to the Sun?

    • 14:56 Final thoughts

    11 August 2026, 7:26 pm
  • 27 minutes 50 seconds
    [Space Bites+] SpaceX Slams Into The Moon // Liquid on Pluto // Venus Isn’t Dead

    BONUS STORY STARTS AT 19:40

    Watch here (with no ads) or on YouTube https://youtu.be/rV0bRCA2cSs

    🔵 Vote for the best story here: https://www.youtube.com/@frasercain/posts

    Interviews mentioned:
    👉 Interview with Dr Matt Weller https://youtu.be/R18W6VVZMhc?si=RasWhg-Y9sfKvXys
    👉 Interview with Dr Paul Byrne https://youtu.be/VXuhaJu-GNM?si=A-lFy8XUQHJLqvL-

    Venus might not be completely dead. Evidence of liquid flowing on the surface of Pluto. Can primordial black holes cause supernova? And on Space Bites Plus, what happened to Neptune's rings and moons when Triton showed up?

    • 00:00 Intro

    • 00:18 Three Worlds Not One https://www.universetoday.com/articles/the-asteroid-that-may-be-three-worlds

    • 02:22 Venus Isn’t Dead https://www.universetoday.com/articles/venus-isnt-dead-after-all

    • 06:04 Liquid on Pluto https://science.nasa.gov/blogs/science-news/2026/08/05/nasas-new-horizons-finds-evidence-of-recent-liquid-on-plutos-surface/

    • 07:47 Charon Was Spinning Much Faster https://www.universetoday.com/articles/charons-mountains-reveal-moon-once-spun-10x-faster

    • 09:00 Primordial Black Holes and Supernovae https://www.universetoday.com/articles/primordial-black-holes-can-trigger-type-ia-supernovae-and-astronomers-should-be-able-to-find-them

    • 12:05 SpaceX Slams a Rocket Into The Moon https://x.com/SpaceX/status/2085121782315446613

    • 13:53 Vote results https://www.youtube.com/@frasercain/posts

    • 14:48 Voyager 2 Avoids Shutting Down More Instruments https://www.jpl.nasa.gov/news/nasa-engineers-help-prolong-voyager-2s-science-mission/

    • 17:05 Quick Update on New Glenn https://x.com/davill/status/2085074404627915059

    • 18:07 Rescuing the Rescuer https://arstechnica.com/space/2026/08/heres-how-engineers-plan-to-save-the-satellite-sent-to-save-nasas-swift-mission/

    • 19:40 Bonus story https://www.universetoday.com/articles/smashed-ice-worlds-formed-neptunes-inner-moons-and-rings

    • 20:50 Hank Green's AI controversy

    7 August 2026, 10:07 pm
  • 20 minutes 55 seconds
    [Q&A+] Can We Detect Gravitational Waves from the Big Bang Itself?

    BONUS QUESTION STARTS AT 13:26

    Watch the video here (with no ads) or on YouTube: https://youtu.be/2lopY61vhgc

    Channels mentioned:

    •  @filmjoy 

    •  @WeirdExplorer 

    Are primordial gravitational waves still coming to us? How big would a 30 billion Sun mass black hole be? Do photons start experiencing time when slowed down in a medium? And in Q&A+, can any particle pop up into existence any time anywhere?

    • 00:00 Intro

    • 00:27 [@vistotutti6037] Are primordial gravitational waves still going?

    • 04:25 [@AriasThirdOfHisName] Thoughts on charged black holes?

    • 06:45 [@KnownUnknown-i8r] How large is a 30 billion solar mass black hole?

    • 08:04 [@hangmann747tinmann8] Does a photon experience time when it's slowed down in a medium?

    • 09:18 [@oldtimer2662] Is Andromeda traveling towards us or are we traveling towards it?

    • 10:35 [@EpicQuestBio] Has anyone considered using railgun to launch ultra-high-aspect ablation-shieled microgram payloads to escape velocity from their backyard?

    • 13:26 [@yonatan62] Is there a chance that any particle can pop into existence anywhere at any time?

    • 17:29 Final thoughts

    7 August 2026, 2:03 am
  • 47 minutes 29 seconds
    [Interview+] How Metamaterials Can Help Moon Rovers Survive Both Days and Nights, NIAC 2026

    BONUS PART STARTS AT 30:33

    Watch here (with no ads) or on YouTube: https://youtu.be/bbJ3I37yS4o

    🟣 Guest: Dr. Austin Phoenix https://nationalsecurity.vt.edu/personnel-directory/phoenix-austin.html

    📜 ECLIPSE – Efficient variable Conductivity Lunar Insulator for Passive Surveyor Environmental control https://www.nasa.gov/directorates/stmd/niac/eclipse-efficient-variable-conductivity-lunar-insulator-for-passive-surveyor-environmental-control/

    👉 All 2026 NIAC Selections https://www.nasa.gov/directorates/stmd/niac/niac-studies/niac-2026-selections/

    The Moon is brutal. It's super hot during the day and super cold during the night. Most landers and rovers can't survive that swing. So, how do you mitigate it? One of this year's NIAC projects has a potential solution.

    • 00:00 Intro

    • 01:04 Why is the Moon so terrible?

    • 04:56 Mitigation strategies

    • 30:33 Bistable booms https://arxiv.org/pdf/2605.13818

    • 37:26 Current obsessions

    • 45:03 Final thoughts

    6 August 2026, 12:16 am
  • 21 minutes 6 seconds
    [Q&A+] Current Plans to Replace the ISS

    BONUS QUESTION STARTS AT 12:55

    Watch the video here (with no ads) or on YouTube: https://youtu.be/5JbQSmK6ZyY

    Will private companies take over the ISS? Which sci-fi stories need to be written? What's the state of Canadian rocket market? And in Q&A+, a quick rundown of all my telescopes.

    • 00:00 Intro

    • 00:25 [@D.S.8197] Will private companies replace the ISS?

    • 05:51 [@kairon156] Which SciFi stories I would like to see written?

    • 09:16 [@melantorja] Thoughts on Canadian rocket companies

    • 11:32 [@Matthew...1979] How do we see Proxima Centauri?

    • 12:55 [@raelcohen] Which telescopes do I own?

    • 18:17 Gaming hand-helds

    5 August 2026, 2:07 am
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