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)Support Universe Today Podcast

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)Support Universe Today Podcast

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)Support Universe Today Podcast

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/385172298_Advanced_Electric_Propulsion_Systems_with_Optimal_Specific_Impulses_for_Fast_Interstellar_Precursor_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)Support Universe Today Podcast

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)Support Universe Today Podcast

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)Support Universe Today Podcast

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)Support Universe Today Podcast

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)Support Universe Today Podcast

Black Widow pulsars consume their partners. But if there were advanced alien species, it could be a perfect way to produce energy and move the stars around. They could also use pulsars as a global galactic navigation system. How exactly could they achieve it? Finding out in this interview. 🦄 Get the extra part for free here: patreon.com/universetoday 🟣 Guest: Dr. Clément Vidal https://www.clemvidal.com/ 📜 The Spider Stellar Engine: a Fully Steerable Extraterrestrial Design? https://arxiv.org/abs/2411.05038 📜 Pulsar Positioning System: A quest for evidence of extraterrestrial engineering https://arxiv.org/abs/1704.03316 00:00 Intro 01:33 Stellarvore 07:48 Moving stars around 17:57 Technosignatures 25:17 Pulsar galactic navigation system 29:44 Messaging system 39:43 Noosphere 43:48 Bonus part 44:08 Current obsessions 46:43 Final thoughts 📺 VIDEO VERSION https://youtu.be/Bebhbe0DOrU 📰 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)Support Universe Today Podcast

Trump announces his choice for the new NASA administrator, we’ve got a new date for Artemis III, Venus might have never had liquid oceans, and finding habitable planets around white dwarf stars. 🦄 Support us on Patreon: https://patreon.com/universetoday 🎁 Gift Universe Today Patreon membership: https://www.patreon.com/universetoday/gift 00:00 Intro 00:15 NASA's New Administrator 02:08 Delays for Artemis 2 and 3 05:09 More evidence for gravitational waves background 07:35 Venus' past 09:38 Potential habitable planets around white dwarfs 12:26 Vote results 12:51 Vera Rubin and interstellar visitors 14:18 Moon rescue mission 15:55 Galaxy cluster coming together 17:45 Jupiter at opposition 18:57 Gift for space enthusiasts 📺 VIDEO VERSION https://youtu.be/9CN1Ymyrhyo 📰 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)Support Universe Today Podcast