Episodes

  • [Interview] What The Hell Is Life? And How Do We Search For It?

    [Interview] What The Hell Is Life? And How Do We Search For It?
    Dec 23 2024
    To find life outside of Earth we first need to understand what life even is. So, what is life? How can we go from understanding 'life as we know it' to 'life as we don't know it'? And how can we then search for it in the Universe? More interviews: 👉 Venus Could Harbour Non-Water Based Life https://youtu.be/wK9LWHNHuF4?si=zqq62dMbje2ZhfSc 👉 Exomoons. Can JWST Help Find Them? https://youtu.be/umiMtQU3bMU?si=H5doB5PnzaSTr9Q4 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 01:09 What is life? 09:35 Life as we (don't) know it 28:55 Technosignatures 36:30 Bonus extra interview 37:20 Current obsession 42:49 More interviews 📺 VIDEO VERSION https://youtu.be/apqBjg91oSk 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    44 mins
  • [Space Bites] TRAPPIST-1b Atmosphere // 2 Landers 1 Rocket // NO Magma Ocean for Io

    [Space Bites] TRAPPIST-1b Atmosphere // 2 Landers 1 Rocket // NO Magma Ocean for Io
    Dec 20 2024
    More landers are going to the Moon; maybe TRAPPIST 1b has an atmosphere after all; Perseverance climbs up to the rim of Jezero Crater and a supermassive black hole rolls over onto its side. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 00:14 2 Landers 1 Rocket 03:02 Trappist-1b atmosphere update https://www.universetoday.com/170140/one-of-the-most-interesting-exoplanets-just-got-even-more-interesting/ 05:03 No magma ocean for Io https://www.universetoday.com/170123/new-research-suggests-io-doesnt-have-a-shallow-ocean-of-magma/ 08:00 Eat. Rest. Repeat https://www.cam.ac.uk/research/news/massive-black-hole-in-the-early-universe-spotted-taking-a-nap-after-overeating 10:07 Binary star near Sgr A https://www.eso.org/public/news/eso2418/ 11:46 Black hole on its side https://www.nasa.gov/universe/black-holes/nasa-finds-sideways-black-hole-using-legacy-data-new-techniques/ 13:14 Vote results https://www.youtube.com/@frasercain/community 13:56 Progress for Nancy Grace Roman https://www.nasa.gov/missions/roman-space-telescope/nasa-successfully-integrates-roman-missions-telescope-instruments/ 15:12 Rim of the Jezero crater https://www.universetoday.com/170103/nasas-perseverance-rover-reaches-the-top-rim-of-the-jezero-crater/ 16:55 ISS Astrophotography from Don Petit https://www.universetoday.com/170146/astronaut-don-pettit-is-serious-he-rigged-up-astrophotography-gear-on-the-iss/ 19:15 Last minute gift 📺 VIDEO VERSION https://youtu.be/R8gPKu0dl20 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    20 mins
  • [Q&A] Ice-Covered Moon, Nature of Spaghettification, Adapting to Mars

    [Q&A] Ice-Covered Moon, Nature of Spaghettification, Adapting to Mars
    Dec 19 2024
    How bright would the Moon be if it was covered with ice not regolith? How does spaghettification happen near black holes? How will the human body adapt to Mars's gravity after the long journey? Answering all these questions and more in the Q&A show. 🦄 Get the additional Overtime audio episodes: https://www.patreon.com/posts/overtime-audio-118171439 00:00 Start 00:26 How will our body adapt to Mars after the long journey to it? 04:06 How does spaghettification happen near black holes? 07:55 Could advanced civilizations ignite stars? 10:53 How can we be in the center of a hot bubble with multiple supernovae? 13:35 What would happen if the Moon was covered with ice? 📺 VIDEO VERSION https://youtu.be/y9EfiBZPoE8 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    17 mins
  • [Interview] Ion Engines for The Solar Gravitational Lens and Beyond

    [Interview] Ion Engines for The Solar Gravitational Lens and Beyond
    Dec 18 2024
    Ion engines can be a very efficient way to travel not only through our Solar System but even beyond. What kinds of ion engines are there? How are they different? What kind of missions can we expect? Finding out in this interview. 🦄 Get the extra part for free here: pattern.com/universetoday 🟣 Guest: Dr. Dan Fries https://engr.uky.edu/people/dan-fries 📜 Advanced Electric Propulsion Systems with Optimal Specific Impulses for Fast Interstellar Precursor Missions https://www.researchgate.net/publication/385172298AdvancedElectricPropulsionSystemswithOptimalSpecificImpulsesforFastInterstellarPrecursor_Missions 00:00 Intro 01:20 What are ion engines 11:49 Possible Missions 18:15 Solar gravitational lens 30:42 Interstellar travel 34:04 Bonus part 35:10 Current obsessions 38:19 More interviews 📺 VIDEO VERSION https://youtu.be/QgLE-tFUVow 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    40 mins
  • [Q&A] Space Base on Phobos, Starship Returning from Mars, Hibernation During Space Travel

    [Q&A] Space Base on Phobos, Starship Returning from Mars, Hibernation During Space Travel
    Dec 17 2024
    Will we have a space base on Phobos? Will hibernation help us to cope with long-distance space travel? How will Starship be returning from Mars? Answering all these questions and more in the Q&A show. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:24 Why not build a space station at Phobos? 02:33 How long would it take for live to evolve to human level again? 05:23 How to cope with radiation during long-distance space travel? 09:58 How will humans get back from Mars on a Starship? 15:01 Will hibernation help us survive during space travel? 📺 VIDEO VERSION https://youtu.be/iRLrlgrK-og 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    21 mins
  • [Space Bites] Game Over for Gaia // Why Ingenuity Crashed // Humanity's First Quasar

    [Space Bites] Game Over for Gaia // Why Ingenuity Crashed // Humanity's First Quasar
    Dec 13 2024
    We finally learn why Ingenuity crashed. Gaia is nearing the end of its life. NASA is planning cargo deliveries to the Moon. And a twin of the Milky Way, seen in infancy by Webb. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 00:15 Why Ingenuity crashed 02:58 End of Gaia 05:52 Cargo missions for the Moon 07:34 Mass of the Milky Way 09:13 Vote results 09:47 Solar flares 12:30 Cosmic rays 14:47 Milky Way's early twin 16:25 Humanity's first quasar 17:56 Interviews 📺 VIDEO VERSION https://youtu.be/4LXb-B3gf98 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    20 mins
  • [Q&A] Fighting Light Pollution, Venus Holding Its Atmosphere, Space Under New Administration

    [Q&A] Fighting Light Pollution, Venus Holding Its Atmosphere, Space Under New Administration
    Dec 12 2024
    How can one fight light pollution? What will happen to space exploration in our modern political climate? Why doesn't Venus lose its atmosphere without a magnetosphere? Answering all these questions and more in this Q&A show. 🦄 Get the additional Overtime audio episodes: https://www.patreon.com/posts/overtime-audio-q-117715009 00:00 Start 00:23 How can Venus hang on to its atmosphere without a magnetic field? 02:17 What will happen to space exploration? 08:45 Would we see a Sgr A quasar from Earth if it became one? 11:54 How to fight light pollution? 15:36 What's going on with the "Crisis in Cosmology"? 📺 VIDEO VERSION https://youtu.be/3LaXmvY5BBE 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    24 mins
  • [Q&A] Milky Way from the ISS, Poking a Black Hole, Sun Bringing The Moon Closer

    [Q&A] Milky Way from the ISS, Poking a Black Hole, Sun Bringing The Moon Closer
    Dec 10 2024
    How don't comets lose all their mass really quickly? Where are all the photos of the Milky Way from the ISS? Can you reach out from orbit and poke a black hole with a stick? Answering all these questions and more in this Q&A show. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:24 Comets and their tails 04:06 Where are the pictures of the Milky Way from the ISS? 08:36 Will the Sun's expansion bring the Moon closer to Earth? 11:27 Can you poke a black hole with a stick? 13:35 When did 'our' part of the Universe form? 📺 VIDEO VERSION https://youtu.be/Jv07d5T9sQ8 📰 GUIDE TO SPACE Newsletter No ads. Subscribe for FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)
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    20 mins