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Universe Today Podcast

Fraser Cain
Universe Today Podcast
Latest episode

1587 episodes

  • Universe Today Podcast

    [Space Bites+] SpaceX Slams Into The Moon // Liquid on Pluto // Venus Isn’t Dead

    2026/08/07 | 27 mins.
    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
  • Universe Today Podcast

    [Q&A+] Can We Detect Gravitational Waves from the Big Bang Itself?

    2026/08/07 | 20 mins.
    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
  • Universe Today Podcast

    [Interview+] How Metamaterials Can Help Moon Rovers Survive Both Days and Nights, NIAC 2026

    2026/08/06 | 47 mins.
    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
  • Universe Today Podcast

    [Q&A+] Current Plans to Replace the ISS

    2026/08/05 | 21 mins.
    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
  • Universe Today Podcast

    [Q&A+] We Hardly See Other Planets. What's The Point of Searching for Life Out There

    2026/08/01 | 21 mins.
    BONUS QUESTION STARTS AT 13:36
    Watch the video here (with no ads) or on YouTube: https://youtu.be/7016OzflTww
    Does the Fermi paradox make any sense? How can we talk about life out there if all the exoplanets are just single pixels or worse? Is it all just nonsense? And in Q&A, what was my favourite part of the Artemis 2 mission?
    00:00 Intro

    00:25 [@frankshifreen] What's the point of searching for life with our primitive instruments

    13:36 [@ConspiracyTheoryEnthusiast] My favorite part of the Artemis 2 mission?

    19:33 Summer media
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About Universe Today Podcast
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