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Universe Today Podcast

Fraser Cain
Universe Today Podcast
Latest episode

1623 episodes

  • Universe Today Podcast

    [Q&A+] Why Won't NASA Just Buy Falcon 9 from SpaceX?

    14/10/2026 | 19 mins.
    BONUS QUESTION STARTS AT 14:14
    Watch the video here (with no ads) or on YouTube: https://youtu.be/bmthiCOpbMQ
    If SpaceX no longer want Falcon 9 and Crew Dragon, why won't NASA just buy them for themselves? What would a perfect space station look like? What is being done to improve the deep space network? And in Q&A+, finally, a Lagrange Point question.
    00:00 Intro

    00:27 [@kairon156] What would a perfect space station look like?

    08:13 [@endigo2007] Can NASA buy the remaining Falcon 9's and operate them to send Dragon to ISS?

    10:57 [@musicover5] Is there work being done to increase the bandwidth of the deep space network?

    14:14 [@jamessobek196] Does the Moon jiggle L2 Lagrange points?

    18:04 Final thoughts
  • Universe Today Podcast

    [Space Bites+] Finally, A NASA Mission To Explore Lava Tubes

    09/10/2026 | 23 mins.
    BONUS STORY STARTS AT 17:14
    Watch here (with no ads) or on YouTube: https://youtu.be/S7Vbh0p5Vfc
    Team Human https://www.teamhuman.org/
    A Moon lava tube mission. Remnants of the Moon’s magnetosphere. Where are the wondering supermassive black holes. And on Space Bites+, why Mars’ ice caps are mostly dust free.
    00:00 Intro

    00:14 Finally, A Moon Lava Tube Mission https://www.universetoday.com/articles/nasa-selects-gimli-to-search-the-marius-lunar-pit-for-a-potential-lunar-base-site

    03:06 Possible lunar dynamo https://www.universetoday.com/articles/a-buried-volcano-on-the-moon-hints-at-an-ancient-lunar-dynamo

    06:11 Pulsar Feeding from a Companion's Stellar "Wind" https://www.universetoday.com/articles/xrism-makes-first-ever-detection-of-a-pulsar-feeding-from-a-companions-stellar-wind

    07:45 Origin of Mars and Earth https://www.universetoday.com/articles/new-study-shows-that-earth-and-mars-had-different-origins

    10:10 Vote results 10:36 Wandering Black Holes https://www.universetoday.com/articles/wandering-black-holes-may-hold-clues-to-the-evolution-of-the-universe

    12:30 Searching for black holes https://www.universetoday.com/articles/thousands-of-black-holes-could-be-lurking-in-our-backyardand-you-can-help-find-them

    14:57 Hubble's 200,000th orbit https://www.universetoday.com/articles/nasas-hubble-marks-its-200000th-orbit-by-watching-lensed-supernova

    16:09 Supernova near Sag A* https://www.universetoday.com/articles/chandra-x-ray-observatory-drops-new-view-of-our-galaxys-unruly-centre

    17:14 Bonus story https://www.universetoday.com/articles/mars-north-pole-ice-is-far-cleaner-than-expected

    18:14 Final thoughts
  • Universe Today Podcast

    [Q&A+] How Realistic Are Mars Colonizations Plans?

    09/10/2026 | 21 mins.
    BONUS QUESTION STARTS AT 17:42
    Watch the video here (with no ads) or on YouTube: https://youtu.be/B_h8kKdiHe8
    Why do star shades look like flowers? Is Mars colonization just a Ponzi Scheme? Why would it be worth doing? And on Q&A+, should you scream into the void?
    00:00 Intro

    00:23 [@silasmiller4417] Why are renders of orbital star shades shaped like flower pedals?

    05:37 [@illyakuryakin5024] Anyone notice no one is talking about the Ponzi scheme called "Mars Colonization" anymore?

    12:13 [@illyakuryakin5024] why would it be so "amazing"?

    17:42 [@Alienalloy] If I scream in the vacuum of space have I gone beyond compony health and safety procedures so already a lost cause?

    20:20 Final thoughts
  • Universe Today Podcast

    [Interview+] Two Football Fields of Solar Sail in One Rocket | NIAC 2026

    07/10/2026 | 46 mins.
    BONUS PART STARTS AT 25:44
    Watch here (with no ads) or on YouTube https://youtu.be/B8xbSUstIhA
    🟣 Guest: Dr. Artur Davoyan https://samueli.ucla.edu/people/artur-davoyan/
    Solar sails are great. It's a propulsion method that doesn't require carrying fuel. But the need to be really big to be efficient. How do you fold them on Earth and unfold in space? What's a reliable way to do that? NASA recently awarded a NIAC grant specifically for that.
    📜 Coilable Stacked Solar Sails for Very High delta-V Missions https://www.nasa.gov/directorates/stmd/niac/niac-studies/coilable-stacked-solar-sails-for-very-high-delta-v-missions/
    👉 All 2026 NIAC Selections https://www.nasa.gov/directorates/stmd/niac/niac-studies/niac-2026-selections/
    00:00 Intro

    01:31 Solar sail as a propulsion method

    25:44 Alternative propulsion methods

    38:38 Current obsessions

    44:54 Final thoughts
  • Universe Today Podcast

    [Q&A+] What’s The Best Way To Go Under The Ice of Europa?

    06/10/2026 | 18 mins.
    BONUS QUESTION STARTS AT 14:37
    Watch the video here (with no ads) or on YouTube: https://youtu.be/eLHeqk2Yh1Q
    How bright is space? What's the best way to go under the ice on Europa? Are there new gravitational wave detectors in the works? And on Q&A+, have we actually seen black holes grow?
    00:00 Intro

    00:23 [@Noxelius] What's the best way to get under the ice of Europe or Enceladus?

    01:46 [@jvan120] how bright is it in space?

    05:16 [@luiscarneiro4123] How can we make governments invest more money in space?

    09:11 [@rJaune] Are there any plans to make new Gravitational Wave detectors?

    12:27 [@AproposOfWetSnow] What if Pluto got into Mercury's orbit?

    14:37 [@GeraldBlakefield] Have we actually seen black holes grow?

    17:39 Final thoughts
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