Universe Today Podcast

What is my biggest disappointment in the history of space exploration? Will the YR4 asteroid have a chance to hit the Moon? Does the solar gravitational lens need a coronagraph? And in our free extended version, how time dilation changes intergalactic travel? All this and more in this Q&A show. 🎁 Same video. No YT ads. +a BONUS question: https://www.patreon.com/universetoday 00:00 Start 00:29 Will the Solar Gravitational Lens telescope need a coronagraph? 03:47 Will the asteroid YR4 have a chance to hit the Moon? 05:28 What is the most advanced on the scale that we could possibly miss? 09:47 What’s my current biggest disappointment in space exploration? 13:08 What does privatisation of space mean for us? 📺 VIDEO VERSION https://youtu.be/0guVsZhB2Ww 📰 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

As we put more and more satellites in orbit, chances of them colliding also increase. How can we manage that? How can we make sure that Kessler syndrome won't happen and keep all those satellites from destroying each other? Finding out in this interview. 🦄 Support us on Patreon: https://patreon.com/universetoday 🟣 Guest: Dr. Sydney Dolan https://sydneyidolan.com/ 00:00 Intro 01:38 How satellites avoid collisions 08:11 Close calls 11:20 Detecting and modelling collisions 20:28 Understanding orbits 25:28 Autonomy 32:18 Current obsessions 36:43 Bonus part 37:41 More interviews 📺 VIDEO VERSION https://youtu.be/D9Jf41w1ChI 📰 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

Could we find a way to Earth from another part of a galaxy? Would people born on Mars grow taller to adopt to lower gravity? Can you jump off the surface of Pluto? And in our free bonus question on Patreon, what would happen if dark energy is disproved? All this and more in this Q&A. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:29 Could we find a way back home from another part of the galaxy? 03:06 How high could you jump on Pluto? 04:23 Would people born on Mars be taller? 06:36 Is a space race a good idea? 11:10 Should asteroid mining be regulated? 📺 VIDEO VERSION https://youtu.be/ivgaHbBdKoQ 📰 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

Astronomers find 128 new moons for Saturn, four mini-Earths orbiting around Barnard’s Star, a new video from Blue Ghost 1, massive science budget cuts for NASA, and in our Patreon version, a bonus story about the return of the X-37b spaceplane. 🚀 Watch THIS VIDEO with NO ADS and a secret BONUS for FREE: 🌚 Total Lunar Eclipse Livestream: https://www.youtube.com/live/c1yBw4e3rGk?si=F6yo04asBdRy2E1V 00:00 Intro 00:20 128 new moons of Saturn https://www.universetoday.com/articles/whoa-astronomers-found-128-new-moons-orbiting-saturn 01:46 Four mini-Earth around Barnard's star https://www.universetoday.com/articles/four-mini-earths-found-at-barnards-star 03:48 Firefly Blue Ghost drills into the Moon https://www.universetoday.com/articles/watch-blue-ghost-test-its-vacuum-and-drill-experiments-on-the-moon 06:17 IM-2 Athena is over https://www.universetoday.com/articles/the-athena-lunar-lander-also-fell-over-on-its-side 07:41 Vote results https://www.youtube.com/@frasercain/community 08:16 NASA Science budget cuts https://arstechnica.com/space/2025/03/white-house-may-seek-to-slash-nasas-science-budget-by-50-percent/ 10:21 Visiting the YR4 asteroid https://www.universetoday.com/articles/remember-that-asteroid-that-isnt-going-to-hit-earth-we-could-send-a-mission-to-explore-it 11:47 Cool images https://www.universetoday.com/articles/webb-looks-right-into-the-flame-nebula https://www.universetoday.com/articles/two-protostars-work-together-to-create-an-hourglass-shape 13:56 Guide to space newsletter https://www.universetoday.com/newsletter 14:32 FREE bonus story: X37-b spaceplane 14:44 Big announcement https://youtu.be/H0uKlAHcUGk?si=TbwEeW-Vxoe9aasu 📺 VIDEO VERSION https://youtu.be/nsNz69J0E10 📰 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

👉 Become a Member on Patreon: https://www.patreon.com/universetoday 🚀 New Universe Today website with NO ADS: https://www.universetoday.com/ 📺 VIDEO VERSION https://youtu.be/H0uKlAHcUGk 📰 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

Is it possible that some of the galaxies out there are made of antimatter? How transparent is science research across the world? Which of the Lagrange points is my favourite? And in our free bonus question on Patreon, how big can of a moon can the Earth sustain? All this and more in this Q&A show. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Start 00:29 Can antimatter galaxies exist out there? 02:03 Can we use double gravitational lenses? 03:40 My favourite Earth's Lagrange point? 05:48 How transparent is space research across the world? 11:13 What if we find out where life started? 13:17 Are there frozen nitrogen asteroids? 📺 VIDEO VERSION https://youtu.be/9BOceM8V_xU 📰 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

Firefly’s Blue Ghost 1 lands safely on the Moon, Athena… doesn’t, and another lunar mission goes missing. NASA shuts down more instruments on the Voyagers, and Europa Clipper makes a flyby of Mars. Starship explodes again. And in the free Patreon edition, how Vera Rubin could find another flyby target for New Horizons. 🦄 Support us on Patreon: https://patreon.com/universetoday 00:00 Intro 00:19 Firefly Aerospace Blue Ghost lands on the Moon https://www.nasa.gov/news-release/touchdown-carrying-nasa-science-fireflys-blue-ghost-lands-on-moon/ 02:12 Athena IM-2 falls on its side (again) https://www.intuitivemachines.com/im-2 04:08 Two missions failed https://www.astroforge.com/updates/odint-mission-debrief 05:33 Next step for private Venus mission https://www.nasa.gov/image-article/nasa-installs-heat-shield-on-first-private-spacecraft-bound-for-venus/ 06:59 Voyagers keep shutting down instruments https://www.universetoday.com/articles/and-then-there-were-three-nasa-shuts-down-more-voyager-2-science-instruments 08:27 Europa Clipper flies past Jupiter https://www.nasa.gov/missions/europa-clipper/nasas-europa-clipper-uses-mars-to-go-the-distance/ 09:31 Vote results https://www.youtube.com/@frasercain/community 10:03 Patrially cloudy on an ultra-hot Neptune https://www.universetoday.com/articles/todays-forecast-partially-cloudy-skies-on-an-ultra-hot-neptune 11:40 Dark matter doesn't decay https://www.eurekalert.org/news-releases/1074969 13:14 Smashed planet https://chandra.si.edu/press/25_releases/press_030425.html 14:21 Capsule re-entry https://www.varda.com/missions/w-2 15:38 Starship IFT-8 https://www.universetoday.com/articles/spacex-starship-test-falls-short-for-second-time-in-a-row 17:16 Guide to Space 17:15 Better user experience and a bonus story 📺 VIDEO VERSION https://youtu.be/qLlnzYsdfpM 📰 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

Did James Webb break the age of the Universe? Can we watch asteroids that are about to hit the Moon? How much of actuation astronomy is done on the ISS? Plus, in our extended version on Patreon, what shape do black holes take? Answering all these questions and more in this Q&A. 👉 Same video. No ads. +BONUS question. For FREE. https://www.patreon.com/universetoday 🚀 Even more questions with Overtime: https://www.patreon.com/posts/overtime-for-qa-123636307 00:00 Start 00:27 Did JWST break the age of the Universe? 04:22 How much astronomy is done on the ISS? 07:53 How to prepare to the Halley's comet arrival? 09:58 How can we know the mass of a black hole? 10:47 Is infinite speed better than the speed of light? 11:44 Do we track asteroids that might hit the Moon? 📺 VIDEO VERSION https://youtu.be/gzxRUS7Br94 📰 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

Is there a risk of contaminating Earth with space-resistant bacteria when de-orbiting the ISS? What would be the next big outpost when humanity reaches Mars? What's the real shape of Lagrange points? Plus, in our bonus part on Patreon, could there be life in lava tubes. Answering all these questions and more in this Q&A show. 👉 Same video. No ads. +BONUS question. For FREE. https://www.patreon.com/universetoday 🚀 Even more questions with Overtime: https://www.patreon.com/posts/overtime-for-q-123098406 00:00 Start 00:30 What's the ultimate destiny of stars? 03:16 Could we colonize Mars if it had air? 07:39 Could we colonize Venus if it had air? 10:20 Why bring up the density of black holes? 12:57 Fraserverse movies 17:46 Do neutrinos go faster than light? 📺 VIDEO VERSION https://youtu.be/b0sdyvaSRK4 📰 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

Astronomers saw a rare type of supernova in the galaxy NGC 2891. Finding out what was so special about it and why is it a perfect example of why we need the Vera Rubin Telescope as soon as possible. 🦄 Support us on Patreon: https://patreon.com/universetoday 🟣 Guest: Dr. Charlotte Angus https://charlotte-angus.com/ Young Supernova Experiment https://yse.ucsc.edu/ 00:00 Intro 01:29 Supernova event 15:36 What was left behind 17:25 Precursors 22:18 Betelgeuse 26:47 Current obsessions 30:16 Bonus part and more interviews 📺 VIDEO VERSION https://youtu.be/6AirV04cCW4 📰 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