Universe Today Podcast

Can dark energy be just empty space and nothing else? Is there a new space race going on? Why is NASA so slow with its Moon plans? Is there an upper limit for a star? 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-club00:00 Start01:07 [Andoria] Is dark energy just empty space? 06:29 [Vulcan] Canadian accent08:48 [Risa] What if a nebula collapsed back on its central neutron star?12:11 [Aeturen] Why not use a satellite on a cycler orbit for high-bandwidth data transfer?16:25 [Vendikar] Is a new space race on?21:20 [Remus] How can NASA be so slow?23:57 [Janus] Can space voids actually be Dyson spheres? 26:25 [Cait] What's the upper limit of star mass? 28:42 [Betazed] How can we protect against solar flares?32:14 [Cheleb] Controversial topics among science discoveries36:46 [Nimbus] What is the latest news about life on Europa?📺 VIDEO VERSIONhttps://youtu.be/D6y0xNGmDUc📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

The so-called Crisis in Cosmology didn't go anywhere. Different methods are giving different values for the Hubble Constant creating one of the most interesting mysteries in Astronomy. What possible solutions do we have? Discussing them with Dr Sunny Vagnozzi. 📄 Seven hints that early-time new physics alone is not sufficient to solve the Hubble tensionSunny Vagnozzihttps://arxiv.org/abs/2308.16628More interviews:👉 A Big Problem with Modern Science Communicationhttps://youtu.be/zGV6mZuULj8👉 Understanding Dark Energy With Most Detailed Supernovae Surveyhttps://www.youtube.com/watch?v=2Y6KK94GaXc&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-club00:00 Intro02:00 What is the Hubble Tension06:56 Implications of Early Dark Energy10:45 Consistency of Lambda-CDM17:37 Early ISW effect 28:17 Relative ages of old galaxies33:22 Descending trends35:46 How will we know it's right or wrong43:10 What might be the answer48:03 Current obsessions51:14 More thoughts and more interviews📺 VIDEO VERSIONhttps://youtu.be/XRKX9ElmOQk📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Lucy made an incredible discovery. One of the strangest exoplanetary systems ever seen. Understanding the Universe with slime mold. And the most powerful ion engine passes the test.🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro00:15 Dinkinesh's contact binary moonhttps://www.universetoday.com/164152/what-wow-that-new-asteroid-image-from-lucy-just-got-even-more-interesting/01:36 Polar Circumbinary Planet Diskhttps://www.universetoday.com/164077/this-is-a-first-an-exoplanet-in-a-polar-circumbinary-disc-surrounding-two-stars/03:37 JWST sees CO2 on a centaurhttps://www.universetoday.com/164066/jwst-detects-carbon-dioxide-in-a-centaur-for-the-first-time/05:28 Slime mold and the Universehttps://www.universetoday.com/164120/what-can-slime-mold-teach-us-about-the-universe/07:23 Vote results https://youtu.be/xubOa8xR2lw07:54 Can Gaia detect gravitational waveshttp://arxiv.org/abs/2311.0347409:37 Most powerful ion engine testhttps://www.universetoday.com/164072/the-most-powerful-ion-engine-ever-built-passes-the-test/11:30 Newsletterhttps://www.universetoday.com/newsletter12:13 Euclid's first images https://www.esa.int/Science_Exploration/Space_Science/Euclid/Euclid_s_first_images_the_dazzling_edge_of_darkness13:46 Water Map15:00 Apple Podcasts reviews17:22 More on asteroids and space exploration📺 VIDEO VERSIONhttps://youtu.be/c6z1octUAak📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

You asked for it, so it's here. A big interview about a proposed mission called LIFE that could help us revolutionise planet hunting. My guest is Dr Daniel Angerhausen from EHT Zurich. More interviews:👉 Weird Gap in Exoplanet Sizeshttps://youtu.be/MuH2BlHdAyw👉 JWST as a Planet Hunterhttps://youtu.be/6b377MO20uE🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro01:26 Search for habitable planets06:19 The LIFE mission07:45 Nulling19:44 Biggest challenges21:16 What can we expect32:46 Technosignatures and Biosignatures38:21 Current status of LIFE43:55 Obsessions46:36 More thoughts and more interviews to watch📺 VIDEO VERSIONhttps://youtu.be/BtSn_PTQtds📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

How do we know that Psyche is a metal asteroid? Did primordial gravitational waves stretch when inflation happened? When do we finally get more Trappist-1 data from JWST? Can a dead star possibly reignite? 🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Start00:53 [Andoria] Why is the Ice Cube Observatory at the South Pole? 05:49 [Vulcan] Can a dead star reignite? 09:51 [Risa] What about asteroid mining? 15:18 [Aeturen] How do we know Psyche is a metal asteroid? 17:40 [Vendikar] Are there different types of black holes? 21:13 [Remus] How to monitor auroras? 24:30 [Janus] How fast do gravitational waves go? 26:23 [Cait] How many black holes are there? 29:40 [Betazed] What if you go too close to a gravitational wave event? 31:45 [Cheleb] Astronomy bucket list?35:13 [Nimbus] Trappist-1d and 1e from JWST. Wen? 37:41 [Belos] From how far away can you detect life on Earth? 📺 VIDEO VERSIONhttps://youtu.be/aUyevaUmAbo📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

A new system found with 7 Earth and Super-Earth Sized planet, the remains of another planet inside the Earth, and it’s time to replace your wallpaper again with this new image of the Crab Nebula from JWST.🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro00:18 Sun-like star system with 7 planetshttps://www.nasa.gov/general/scorching-seven-planet-system-revealed-by-new-kepler-exoplanet-list/02:54 Ancient planet inside Earthhttps://www.caltech.edu/about/news/the-remains-of-an-ancient-planet-lie-deep-within-earth04:11 Cannibal Betelgeusehttps://www.universetoday.com/163998/did-betelgeuse-consume-a-smaller-star/06:16 Crab nebula by JWSThttps://www.universetoday.com/163977/the-crab-reveals-its-secrets-to-jwst/07:54 Vote resultshttps://youtu.be/nQXPuYTMAoM08:26 SagA spinning as fast as possiblehttps://www.universetoday.com/163924/the-milky-ways-black-hole-is-spinning-as-fast-as-it-can/10:17 Rogue planet factorieshttps://www.universetoday.com/163940/misaligned-binary-star-systems-are-rogue-planet-factories/12:19 Support us on Patreon13:02 Lucy flybyhttps://www.nasa.gov/image-article/nasas-lucy-spacecraft-discovers-2nd-asteroid-during-dinkinesh-flyby/13:46 Map of ice on Marshttps://www.universetoday.com/163937/a-new-map-shows-where-mars-is-hiding-all-its-ice/15:01 Collapsed lava chamberhttps://www.universetoday.com/164015/a-collapsed-martian-lava-chamber-seen-from-space/16:08 Lava tubes for Mars exploration📺 VIDEO VERSIONhttps://youtu.be/xubOa8xR2lw📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Plate tectonics might be the key to why Venus had become the hell it is right now. Some think that it just never had it. But recent studies suggest that Venus did have plate tectonics at the same time Earth did. Why is it important? Figuring it out with Dr Matt Weller.🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro01:23 How bad Venus really is04:44 Plate tectonics17:05 Will Earth follow Venus' fate18:40 When was Venus habitable20:54 How can we learn more28:00 Finding similar things in exoplanets32:35 Current obsessions📺 VIDEO VERSIONhttps://youtu.be/R18W6VVZMhc📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Could another Big Bang happen in our existing Universe? Is dark matter theory falsifiable? Should we allow AI to control spacecraft? How many things can you put in a Lagrange point? 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-club00:00 Start01:50 [Andoria] Should we put satellites on a supersynchronous orbit?06:23 [Vulcan] Should we use AI to pilot spacecraft? 08:02 [Risa] Could another Big Bang happen in our Universe? 11:11 [Aeturen] Where did the Weekly Space Hangout go? 15:00 [Vendikar] Is dark matter falsifiable? 22:47 [Remus] What's going on with phosphine on Venus? 25:50 [Janus] Can you fit multiple spacecraft in a Lagrange point? 28:16 [Cait] Can a supernova destroy its star companions? 32:31 [Betazed] Where's the future the futurists of the sixties promised us? 34:57 [Cheleb] Is the L3 point good for anything? 📺 VIDEO VERSIONhttps://youtu.be/9cu3O0TNihU📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

We got two images of supermassive black hole with the Event Horizon Telescope. But can we make it better? How can we take the telescope to the next level and resolve a photon ring of a black hole? Finding out with Ben Hudson, System Engineer from KISPE Space. 🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro01:50 What is a photon ring04:56 Structure around black holes08:36 How can we resolve the photon ring12:51 Making the Event Horizon Telescope bigger44:28 What can we learn from the photon ring53:10 Final thoughts and more interviewsMore interviews:👉 Far infrared interferometer:https://youtu.be/3N03G9WbYqo👉 Giant space interferometershttps://www.youtube.com/live/RSPpakbgUS0?si=zi9XTHXS-7ur0q9v📺 VIDEO VERSIONhttps://youtu.be/O6hX70YvPms📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Three stars mysteriously vanished. So much JWST new. Hundreds of volcanoes on Io. Starship is ready to fly again. 🦄 Support us on Patreon: https://patreon.com/universetoday📚 Suggest books in the book club:https://www.goodreads.com/group/show/1198440-universe-today-book-club00:00 Intro01:53 Three Stars Vanishedhttps://www.universetoday.com/163820/in-1952-a-group-of-three-stars-vanished-astronomers-still-cant-find-them/04:34 Fomalhaut's companionshttp://arxiv.org/abs/2310.1502806:28 Jupiter's new weather featurehttps://www.universetoday.com/163817/a-new-weather-feature-was-hiding-in-jwsts-picture-of-jupiter/07:59 Detailed look at Ganymedehttp://arxiv.org/abs/2310.1398210:34 Planet debris found in a stellar diskhttps://www.universetoday.com/163832/jwst-looks-at-the-debris-disc-around-a-white-dwarf/12:35 Votehttps://youtu.be/whE6wd-cXEc13:12 Global magma ocean on Iohttps://www.universetoday.com/163811/io-has-266-active-volcanic-hotspots-linked-by-a-global-magma-ocean/14:43 Lagest simulation of the Universehttps://ras.ac.uk/news-and-press/news/astronomers-carry-out-largest-ever-cosmological-computer-simulation16:26 Interviewshttps://www.youtube.com/playlist?list=PLbJ42wpShvmnK1xmCRad_8bn0uOcmLiIE17:37 JWST and the galaxy corehttps://www.universetoday.com/163810/astronomers-want-jwst-to-study-the-milky-way-core-for-hundreds-of-hours/19:04 Starship WDRhttps://twitter.com/SpaceX/status/1716979479845953646?t=n1pJe6mEeu7yW_Z-hxeVQA&s=1920:01 Jupiter's Halloween facehttps://www.nasa.gov/image-article/just-in-time-for-halloween-nasas-juno-mission-spots-eerie-face-on-jupiter/21:07 More on Io📺 VIDEO VERSIONhttps://youtu.be/nQXPuYTMAoM📰 EMAIL NEWSLETTERRead by 60,000 people every Friday. Written by Fraser. No ads.Subscribe. It's FREE: https://universetoday.com/newsletter🎧 PODCASTSUniverse Today: https://universetoday.fireside.fm/Astronomy Cast: http://www.astronomycast.com/🤳 OTHER SOCIAL MEDIATwitter: https://twitter.com/fcainTwitter: https://twitter.com/universetodayFacebook: https://facebook.com/universetodayInstagram: https://instagram.com/universetoday📩 CONTACT FRASERfrasercain@gmail.com⚖️ LICENSECreative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast