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 [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

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 [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Does building more JWSTs for different parts of the spectrum make sense? Are star types predetermined at their birth? Can you cook a pizza on the Sun? Why is the Sun's corona hotter than its surface? Are there binary supermassive black holes? Answering all these questions and more in this Q&A show. 🦄 More Q&A in the Overtime Audio: https://patreon.com/universetoday 00:00 Start 00:25 Does it make sense to have JWST in a different spectrum? 04:07 Are star types determined at their birth? 07:50 Thoughts about the flat Earth? 09:57 Can we see the light from the Big Bang? 11:54 Are there binary supermassive black holes? 13:59 What would a pizza cooked directly on the Sun taste like? 15:17 Why is the corona of the Sun hotter that its surface? 📺 VIDEO VERSION https://youtu.be/-X8CiIxfDl0 📰 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 [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)

Who will pay for the next-generation space stations that follow the ISS? How much do rockets pollute? Did James Webb make the observable Universe bigger? Answering all these questions and more in this Q&A show. 🦄 More Q&A in the Overtime Audio: https://patreon.com/universetoday 00:00 Start 00:26 Best place for a space factory? 05:21 Can stars and planets escape the Milky Way? 08:02 Did JWST make the observable universe bigger? 09:58 Do rockets pollute a lot? 13:36 Does it make sense to build a new space station? 17:32 What came before the big bang? 📺 VIDEO VERSION https://youtu.be/4fhMZNuKpno 📰 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 [email protected] ⚖️ LICENSE Creative Commons Attribution 4.0 International (CC BY 4.0)