Universe Today Podcast

What are the limits of James Webb when it's looking for Earth-like atmospheres? What can we possibly find out? Is there any hope for red dwarf stars and their planets to have a potential for habitability? Finding out the answers with Evelyn Macdonald. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 01:39 Current observations with Webb 06:14 What could we see in exoplanet atmospheres 12:08 What do planets actually look like 17:41 Future telescopes 19:50 Is there hope for red dwarf star planets? 24:55 Current obsessions 26:34 Final thoughts and more interviews 📺 VIDEO VERSION https://youtu.be/mtx72I1r3T4 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

How can we protect antimatter-powered rockets from space dust? Will curing cancer solve deep space travel? What happens when planets align? Does dark matter lose angular momentum? Answering all these questions and more in this week's Q&A. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:28 [Andoria] How can we protect antimatter-powered spaceships from space dust? 06:34 [Vulcan] What will happen if all planets aligned? 09:59 [Risa] Does dark matter lose angular momentum? 15:09 [Aeturen] Are there any advantages to non-Dobsonians for rookies? 21:03 [Vendikar] Why are JWST's deep field images not dramatically better than Hubble's? 23:52 [Remus] Will space still be dangerous when we cure cancer? 25:38 [Janus] How realistic is the concept of sophons from the Three Body Problem? 27:36 [Cait] Do gravity waves come in different flavours? 30:51 [Betazed] How big can a space telescope be if it's assembled in space? 34:36 [Cheleb] Could aliens have created black holes? 37:45 [Nimbus] What's the deal with Sedna? 📺 VIDEO VERSION https://youtu.be/3P0H5AKuExw 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Juno sees a lava lake on Io, Voyager 1 isn’t spouting nonsense any more, Titan Dragonfly gets the greenlight from NASA, and TESS finds its first rogue planet. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Giant Lava Lake on Io https://www.universetoday.com/166716/juno-reveals-a-giant-lava-lake-on-io/ 01:52 Voyager-1 restores communication https://www.universetoday.com/166733/nasa-restores-communications-with-voyager-1/ 03:39 NASA Greenlights Titan Dragonfly 06:03 TESS finds its first rogue planet https://www.universetoday.com/166755/tess-finds-its-first-rogue-planet/ 08:13 Vote results 08:57 Nancy Grace Roman gets reaction wheels https://www.youtube.com/watch?v=F4Mgt2iwYgY&ab_channel=NASAGoddard 10:28 NASA's solar sail goes to space https://www.universetoday.com/166759/nasas-new-solar-sail-has-launched-and-deployed/ 12:10 Two incredible timelapses from Chandra 13:16 Downscale for Artemis III? https://arstechnica.com/space/2024/04/nasa-may-alter-artemis-iii-to-have-starship-and-orion-dock-in-low-earth-orbit/ 15:58 More space news 16:52 Capabilities driven exploration https://www.nasa.gov/wp-content/uploads/2017/11/nextstep-virtual-industry-forum6nov2014final.pdf 📺 VIDEO VERSION https://youtu.be/KxfqQYY-h-U 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Why don't they just build a bigger version of James Webb for Starship? What's the pressure inside Europa's oceans? How can you measure a day on a planet without a surface? Answering all these questions and more in this week's question show. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:26 [Andoria] What's the pressure in Europa's ocean? 04:45 [Vulcan] Should they build another JWST for the Starship? 09:53 [Risa] How long is a day on a gas planet? 13:45 [Aeturen] How does a total solar eclipse look like from the Moon? 16:17 [Vendikar] Suggestions for backyard telescope hobbyists 24:16 [Remus] Who are the real science gatekeepers? 28:05 [Janus] What would I do differently for the next eclipse? 30:55 [Cait] Phone apps with sky overlay 33:12 [Betazed] How will Japan's pressurised rover keep dust from the inside? 37:06 [Cheleb] What effects can a gamma ray burst have on Earth? 📺 VIDEO VERSION https://youtu.be/fkF_BJTCjiA 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

A piece of the ISS smashed into a house in Florida. Evidence for the first stars in the Universe. NASA is having to rethink its Mars Sample Return mission. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Chunk from ISS hits a house in Florida https://blogs.nasa.gov/spacestation/2024/04/15/nasa-completes-analysis-of-recovered-space-object/ 01:45 Did JWST find Pop III stars? https://arxiv.org/abs/2306.00953 04:46 Problems with Mars Sample Return https://www.universetoday.com/166658/the-current-mars-sample-return-mission-isnt-going-to-work-nasa-is-going-back-to-the-drawing-board/ 07:00 Closest black hole https://www.universetoday.com/166669/the-milky-ways-most-massive-stellar-black-hole-is-only-2000-light-years-away/ 08:26 Vote results 09:20 Moon dust shield https://www.universetoday.com/166615/nasa-is-building-an-electrodynamic-shield-to-deal-with-all-that-dust-on-the-moon-and-mars/ 11:18 Patreon 12:29 Hint for an exomoon https://www.eurekalert.org/news-releases/1041117 14:27 Mind-blowing eclipse video https://www.universetoday.com/166677/the-solar-eclipse-like-weve-never-seen-it-before/ 15:16 More space news 16:07 Mars sample return 📺 VIDEO VERSION https://youtu.be/Bf_KmyRyw-0 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

New measurements show dark energy may be evolving, Japan is joining Artemis with a pressurized rover, why the Moon has two different faces, and my experience with the total solar eclipse. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:16 Dark Energy might be evolving https://www.universetoday.com/166508/a-new-map-shows-the-universes-dark-energy-may-be-evolving/ 04:44 JAXA's Moon rover https://www.nasa.gov/news-release/nasa-japan-advance-space-cooperation-sign-agreement-for-lunar-rover/ 06:52 Moon's two different halves https://www.universetoday.com/166588/finally-an-explanation-for-the-moons-radically-different-hemispheres/ 08:57 Ice-melting probe https://www.universetoday.com/166548/testing-a-probe-that-could-drill-into-an-ice-world/ 10:51 Vote results https://youtu.be/zuuo1O93kMY 11:24 Rainbows on exoplanets https://www.universetoday.com/166535/the-first-atmospheric-rainbow-on-an-exoplanet/ 13:21 Small black hole https://www.universetoday.com/166566/a-neutron-star-merged-with-a-surprisingly-light-black-hole/ 14:30 Solar eclipse 2024 https://www.universetoday.com/166596/here-are-the-next-three-total-solar-eclipses-coming-up/ 16:44 Two cool videos https://www.universetoday.com/166612/watch-a-satellite-reaction-wheel-melt-in-a-simulated-orbital-re-entry/ 18:24 Even more space news 19:09 JAXA is so cool 📺 VIDEO VERSION https://youtu.be/8U7MbLGbArE 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

What engine type will the first manned interstellar mission use for propulsion? Will AI help solve any mysteries of space? Why do we have exoplanet types named after Neptune but not Uranus? Answering all these questions and more in this week's Q&A show. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:24 [Andoria] What will happen to the orbits of planets when the Sun expands? 03:54 [Vulcan] What can we learn from the dust in the Solar system? 08:05 [Risa] How does Venus keep its atmosphere? 12:09 [Aeturen] What does the Unruh effect mean? 14:30 [Vendikar] Why exoplanet types aren't called after Uranus? 16:14 [Remus] How will the first interstellar manned mission look like? 21:07 [Janus] What do JWST observations of organics around protostars mean? 25:26 [Cait] Are aliens limited by the transit method? 30:16 [Betazed] Will AGI help us solve the mysteries of space? 35:19 [Cheleb] Did JWST really find city lights 7 trillion miles away? 📺 VIDEO VERSION https://youtu.be/5GTXejI-StE 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Vera Rubin’s Camera is complete, where are rogue planets coming from, NASA chooses suppliers for its new lunar rover, and an earlier formation for the Moon. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:14 Vera Rubin's camera is ready https://noirlab.edu/public/news/noirlab2407/ 01:39 Where do rogue planets come from https://www.universetoday.com/166406/where-are-all-these-rogue-planets-coming-from/ 03:44 NASA gives contracts for new Moon rovers https://www.universetoday.com/166500/nasa-teams-lunar-terrain-vehicle/ 05:32 SLIM's still alive https://www.universetoday.com/166431/against-all-odds-japans-slim-lander-survived-a-second-lunar-night-upside-down/ 06:48 Hopping on the Moon https://www.universetoday.com/166473/a-robot-hopper-to-explore-the-moons-dangerous-terrain/ 08:54 Vote results 09:45 Earliest possible Moon formation https://www.universetoday.com/166479/whats-the-earliest-the-moon-could-have-formed/ 11:54 Simulating a neutron star surface https://www.universetoday.com/166434/it-takes-a-supercomputer-to-properly-simulate-a-neutron-stars-surface/ 13:19 Newsletter 13:59 How to watch the eclipse 📺 VIDEO VERSION https://youtu.be/zuuo1O93kMY 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Does gravitational lensing affect the CMB? Can the Great Attractor solve the Hubble tension? Why don't we put a Deep Space Network antenna in space? What's the difference between a nova and a supernova? Answering all these questions and more in this week's Q&A show. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 01:31 [Andoria] How does gravitational lensing affect the CMB? 05:31 [Vulcan] What's the difference between a nova and a supernova? 11:25 [Risa] Can the Great Attractor be the reason for the Hubble tension? 13:55 [Aeturen] Orientation of the Moon in different places on Earth 15:52 [Vendikar] Why not put the Deep Space Network in space? 21:11 [Remus] Should we build a space station to travel to Mars? 23:47 [Janus] Is there a limit for the periodic table elements? 26:52 [Cait] What was my early life experience in Astronomy? 30:54 [Betazed] What is the best thing to see from a southern latitude? 33:38 [Cheleb] Why were stars in the early universe so much larger than stars today? 37:56 [Nimbus] Would I go to Mars? 40:13 [Belos] Do we know about moons orbiting other moons? 📺 VIDEO VERSION https://youtu.be/Mweexhwpu5g 📰 EMAIL NEWSLETTER Read by 70,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

The Fermi paradox has many solutions. Many explanations for the fact that we don't see any signs of intelligent life in the Universe. We ranked all the major ones and put them into tiers from S to D. 🔵 Pale Blue Pod: https://palebluepod.space/ 👉 Dr Moiya McTier: https://www.moiyamctier.com/ 👉 Dakotah Tyler: https://www.dakotahtyler.com/ 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00:00 Intro 00:01:33 Fermi paradox 00:02:25 Zoo Hypothesis 00:06:19 Prime Directive 00:11:10 Simulation Hypothesis 00:16:54 Dark Forest 00:25:48 The Great Filter 00:33:54 Self-Destruction 00:40:16 We're The First 00:44:15 Rare Intelligence 00:49:00 We're Alone 00:56:00 Communication Barrier 01:04:35 Post-Biological Life 01:12:16 Hibernation Hypothesis 01:16:31 Our Tech Isn't Good Enough 01:20:49 We're Searching In Wrong Places 01:24:08 Aliens Are Among Us 01:27:01 Interstellar Travel is Impossible 01:36:19 Reapers 01:42:03 Expansion is Inefficient 01:47:48 There Is a Better Way 📺 VIDEO VERSION https://youtu.be/DFPfG413F58 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

See the magnetic fields twisting around the Milky Way’s supermassive black hole, a supernova was seen in almost real time, NASA announces its planetary science goals for Artemis III and Gaia finds two ancient building blocks of the Milky Way. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:18 New EHT image of Sag A https://www.universetoday.com/166327/new-view-reveals-magnetic-fields-around-our-galaxys-giant-black-hole/ 02:45 Supernova caught in almost real time https://keckobservatory.org/sn2023ixf/ 04:55 Artemis 3 planetary science goals https://www.universetoday.com/166321/nasa-reveals-its-planetary-science-goals-for-artemis-iii/ 07:12 Gaia finds ancient streams of stars https://www.universetoday.com/166303/gaia-finds-ancient-streams-of-stars-that-formed-the-milky-way/ 08:29 Veritas mission is back in business https://www.universetoday.com/166299/nasas-veritas-mission-breathes-new-life/ 10:11 Vote results 10:53 China's Moon relay satellite 12:18 Hubble sees two newly born stars https://www.universetoday.com/166359/hubble-sees-a-star-about-to-ignite/ 14:32 Live Starlink map https://www.universetoday.com/166319/watch-a-real-time-map-of-starlinks-orbiting-earth/ 15:39 More news 16:28 Venus 📺 VIDEO VERSION https://youtu.be/ogTvHqhUfXQ 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Can we harvest energy from the Moon's temperature difference? Why don't we just launch multiple telescopes like Hubble? Why is the Moon grey? Why are sunspots black? Answering all these questions and more in this week's Q&A show! 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:27 [Andoria] Can we extract energy from Moon's temperature difference? 05:19 [Vulcan] Constellation of "Almost Hubbles" 08:40 [Risa] Why do sunspots look black? 10:26 [Aeturen] Will we still be 'alone' if we find life on Europa? 14:52 [Vendikar] Why do black holes shrink? 20:22 [Remus] What lifeforms can survive on Jovian moons? 25:01 [Janus] Why is the Moon grey? 26:44 [Cait] Why not build a very big spacecraft in orbit? 31:06 [Betazed] Will humans ever fly on solar sails? 33:09 [Cheleb] What does a lunar eclipse look like on the Moon? 35:03 [Nimbus] Will we ever see a Venus rover? 37:56 [Belos] Could Enceladus have life during the Sun's red giant phase? 📺 VIDEO VERSION https://youtu.be/coZQpmMKJ90 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Planning trains on the Moon, Chandra is getting shut down, the future of Mars helicopters, and an update on exomoons with Dr. David Kipping. 👉 Interview with Dr. Kipping: https://www.youtube.com/watch?v=umiMtQU3bMU&t=1317s&ab_channel=FraserCain 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:12 Trains on the Moon https://news.northropgrumman.com/news/releases/northrop-grumman-to-develop-concept-for-lunar-railroad 02:29 Chandra in trouble https://www.universetoday.com/166247/nasa-is-planning-to-shut-down-one-of-the-great-observatories-to-save-money/ 05:33 De-icing Euclid https://www.esa.int/ScienceExploration/SpaceScience/Euclid/Operationsbegintode-iceEuclidsvision 07:30 More helicopters on Mars https://www.universetoday.com/166212/the-mars-science-helicopter-could-be-an-airborne-geologist-on-mars/ 09:44 Vote results 10:33 Explanations for SN 1987a https://www.universetoday.com/166188/finally-an-explanation-for-the-string-of-pearls-in-supernova-1987a/ 13:03 One hit, a billion craters https://www.universetoday.com/166223/one-impact-on-mars-produced-more-than-two-billion-secondary-craters/ 14:19 Shape of Dimorphos https://www.jpl.nasa.gov/news/nasa-study-asteroids-orbit-shape-changed-after-dart-impact 16:03 Exomoons update with Dr David Kipping 22:32 Newsletter 23:28 Defunding telescopes 📺 VIDEO VERSION https://youtu.be/y2tY3y5rEm4 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

How heavy are the biggest stars in the Universe and how do they compare to the Sun? Why would aliens be grabby? Is there more space for science communicators? What's the minimum size for an object to have an atmosphere? Answering all these questions and more in this week's Q&A show. 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Start 00:28 [Andoria] How big are the biggest stars? 05:35 [Vulcan] How fast should colonising the Universe happen? 10:27 [Risa] Why would aliens be grabby? 13:51 [Aeturen] The difference between humans and aliens 16:14 [Vendikar] A star approaching us from the Large Magellanic cloud? 20:27 [Remus] Is the scientific discovery process slow? 24:06 [Janus] How do we know what happened before recombination? 28:19 [Cait] Is there more room for science communicators? 33:13 [Betazed] What are my interest outside of space and science? 36:17 [Cheleb] How fast do different galaxies move away from us? 37:38 [Nimbus] How much dark matter is there in our solar system? 38:31 [Belos] How big does an object need to be to hold an atmosphere? 📺 VIDEO VERSION https://youtu.be/i8lzID14HEs 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Another Test of SpaceX Starship Superheavy combo, another analysis of the flight with Scott Manley and Marcus House! 📺 Scott Manley: https://www.youtube.com/@scottmanley 📺 Marcus House: https://www.youtube.com/@MarcusHouse 🚀 IFT-2 Analysis: https://youtu.be/ReXZvXPak4U 🚀 IFT-1 Analysis: https://youtu.be/RGcdjJj-f4g 🦄 Support us on Patreon: https://patreon.com/universetoday 📚 Suggest books in the book club: https://www.goodreads.com/group/show/1198440-universe-today-book-club 00:00 Intro 00:44 The plan for IFT-3 02:18 Liftoff and hot staging 04:34 Booster return 10:38 Starship in orbit 17:26 Starship's re-entry 28:22 More interesting stuff 33:25 What's next 36:58 Artemis 3 plans 43:18 Scott and Marcus 45:11 Final thoughts 📺 VIDEO VERSION https://youtu.be/EVic941kQ44 📰 EMAIL NEWSLETTER Read by 60,000 people every Friday. Written by Fraser. No ads. Subscribe. It's FREE: https://universetoday.com/newsletter 🎧 PODCASTS Universe Today: https://universetoday.fireside.fm/ Astronomy Cast: http://www.astronomycast.com/ 🤳 OTHER SOCIAL MEDIA Twitter: https://twitter.com/fcain Twitter: https://twitter.com/universetoday Facebook: https://facebook.com/universetoday Instagram: https://instagram.com/universetoday 📩 CONTACT FRASER frasercain@gmail.com ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)