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Universe Today Podcast

Fraser Cain
Universe Today Podcast
Latest episode

1522 episodes

  • Universe Today Podcast

    [Space Bites+] Unexpected Comet Behaviour // Artemis 2 Launched // NO-Dark-Matter Galaxy

    03/04/2026 | 25 mins.
    BONUS STORY STARTS AT 20:11
    👉 Interviews on YouTube https://www.youtube.com/playlist?list=PLbJ42wpShvmnK1xmCRad_8bn0uOcmLiIE
    👉 Interviews on Patreon (free for everyone) https://www.patreon.com/collection/44300?view=expanded
    🔵 Vote for the best story here: https://www.youtube.com/@frasercain/posts
    Artemis II lifts off for the moon. A comet slows down and reverses its rotation. Galaxies found without dark matter. Anti-matter goes for a ride. And in Space Bites Plus, how humanity is slowing down the rotation of the Earth.
    00:00 Intro

    00:17 Artemis 2 Launched https://www.universetoday.com/articles/the-artemis-generation-begins-artemis-ii-launches-for-the-moon

    02:40 Moonfall Drones https://www.youtube.com/watch?v=JsK-ff2Mycg

    04:33 Never Seen Before Comet Behaviour https://science.nasa.gov/missions/hubble/nasas-hubble-detects-first-ever-spin-reversal-of-tiny-comet/

    06:35 Another Galaxy with NO Dark Matter https://www.universetoday.com/articles/astronomers-find-a-third-galaxy-missing-its-dark-matter-validating-a-violent-cosmic-collision-theory

    10:13 AI Helped Finding Hundreds of Exoplanets https://www.universetoday.com/articles/scouring-tess-data-with-ai-reveals-a-hundred-new-exoplanets

    12:12 Transporting Antimatter https://home.cern/news/press-release/experiments/base-experiment-cern-succeeds-transporting-antimatter

    15:04 Vote results

    15:53 Robotic Refueling https://www.china-in-space.com/p/sustain-space-successfully-completes

    17:20 Plants for Mars https://www.universetoday.com/articles/mars-plant-growth-from-cyanobacteria-based-fertilizer

    19:07 Celebrating Spring https://www.universetoday.com/articles/to-celebrate-the-coming-of-spring-nasa-releases-images-of-blossaming-stellar-nurseries

    20:11 BONUS STORY https://www.universetoday.com/articles/we-are-slowing-down-the-planet

    22:28 Interviews
  • Universe Today Podcast

    [Q&A+] Reasons to Return to The Moon, WW3 and The Kessler Syndrome, Time Delay Cosmography

    02/04/2026 | 20 mins.
    BONUS QUESTION STARTS AT 15:49
    Watch the video here (with no ads) or on YouTube: https://youtu.be/poOg7fY_3Q0
    What will we learn from going back to the Moon? Is there dark matter in the Solar System? Which telescopes would be best for Time Delay Cosmography? And in Q&A+, which planets will be left after the Sun dies?
    00:00 Intro

    00:24 [@N.Armstrng] Which telescopes will be best for Time Delay Cosmography?

    05:28 [@notmanyeclipsesleft] What is the most important long-term information mankind will acquire from creating a permanent presence on the moon?

    09:24 [@jessienotot3558] Would WW3 lead to the Kessler Syndrome?

    12:55 [@sferrin2] Why does the Universe appear to be the same size in every direction?

    14:49 [@geohondo] Do we know if dark matter possibly in our solar system?

    15:49 [@kasieream1248] Which planet will the sun be left with as a white dwarf?

    17:38 Outro
  • Universe Today Podcast

    [Interview+] A NIAC Project That Could Crush The Hubble Tension

    01/04/2026 | 54 mins.
    Watch here (with no ads) or on YouTube: https://youtu.be/MX3YWQVSjW8
    Fast Radio Bursts can be a key to dramatically improving cosmic distance measurements. A NIAC project suggests using it for a global cosmic positioning system. But at the same time it could be used to finally resolve the Hubble Tension. How will it work? Finding out in this interview.
    🟣 Guest: Dr. Matt McQuinn
    📜 NIAC project report: Solar system-scale VLBI to dramatically improve cosmological distance measurements https://arxiv.org/pdf/2602.09141
    📜 Solar System-scale Interferometry on Fast Radio Bursts Could Measure Cosmic Distances with Subpercent Precision https://iopscience.iop.org/article/10.3847/2041-8213/acc947
    00:00 Intro

    02:12 What are Fast Radio Bursts

    09:07 Measuring distances with FRBs

    18:00 How to improve the accuracy of measurements

    24:60 Cosmic Positioning System

    43:11 Alternative use cases

    51:18 Current obsessions

    52:23 Final thoughts
  • Universe Today Podcast

    [Q&A+] Best Space Pet, Aftermath of 3I/ATLAS Flyby, Limits on Lagrange Points

    31/03/2026 | 18 mins.
    BONUS QUESTION STARTS AT 15:00
    🎬 Top-100 Sci-Fi/Space Movies https://www.patreon.com/posts/153930141
    📺 Top-100 Sci-Fi/Space TV Series https://www.patreon.com/posts/153997969
    Watch the video here (with no ads) or on YouTube: https://youtu.be/yPju8peHp2s
    Which animal would be the make the best space pet? Who has priority access to Vera Rubin’s data? Is there a limit on how many telescopes can we put in a Lagrange point? And in Q&A+, what’s the current progress with spacesuits?
    Full livestream: https://www.youtube.com/live/s9XkvvAyx9g
    00:00 Intro

    00:25 [@churchdiscography] What kind of animal would make a good space pet?

    01:30 [@jamesmnguyen] Do fish care about living in a microgravity environment?

    02:22 [@trickymick] What is the process for flagging and following up on objects reported by the Vera Rubin?

    06:26 [@IARRCSim] Do US scientists have priority for Vera Rubin's data?

    07:17 [@Frosty.Winnipeg] Could a telescope on Earth use the moon as a star shade?

    08:49 [@Nomad77ca] Is there a limit to how many telescopes we could put out at L1?

    10:01 [@terryhardaway3285] Did 3I/ATLAS have any effect on objects in the Kuiper belt?

    15:00 [@kasieream1248] Will spacesuits ever change much?

    16:52 Outro
  • Universe Today Podcast

    [Interview+] The Limits of The Habitable Worlds Observatory

    30/03/2026 | 41 mins.
    Watch here (with no ads) or on YouTube: https://youtu.be/M3KZgV-_kks
    The Habitable Worlds Observatory is our ultimate tool to see an Earth-sized world around a Sun-like star. But what will be the limits of its instruments? What will it realistically be able to see? Finding out the answers in this interview.
    👉 HWO interview with Lee Feinberg https://youtu.be/0R3ykUkxH5M
    👉 Coronagraph interview with Vanessa Bailey https://youtu.be/HXZMRagv66M
    🟣 Guest: Celeste Hagee https://www.celestehagee.com/
    📜 Bayesian Analysis for Remote Biosignature Identification on exoEarths (BARBIE) IV: Analyzing CO2 Detections in the Near-IR to Determine the Long-Wavelength Cut-off for the Habitable Worlds Observatory Coronagraph https://arxiv.org/abs/2602.12353
    00:00 Intro

    01:43 What could HWO see

    06:20 Celeste's research

    19:06 Findings

    28:16 The quest of confirming extraterrestrial life

    35:04 Current obsessions

    39:00 Final thoughts

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