

Universe Today Podcast
Fraser Cain
Space news, interviews, Q&As, and exclusive content from Universe Today.
Audio versions of Fraser Cain YouTube channel.
Audio versions of Fraser Cain YouTube channel.
Episodes
Mentioned books

Apr 17, 2025 β’ 23min
[Q&A] Origin of Oumuamua, Upside Down Venus, Space Station Made of Starships | Q&A 313
#TODO_DESCRIPTION
π¦ Support us on Patreon:
https://patreon.com/universetoday
#TODO_TIMECODES
πΊ VIDEO VERSION
#TODO_LINK
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 15, 2025 β’ 22min
[Q&A] Protocol for an Asteroid Strike, China Overtaking NASA, Mining the Moon | Q&A 312
#TODO_DESCRIPTION
π¦ Support us on Patreon:
https://patreon.com/universetoday
#TODO_TIMECODES
πΊ VIDEO VERSION
#TODO_LINK
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 14, 2025 β’ 55min
[Interview] Getting To Mercury with NO Propellant
#TODO_DESCRIPTION
π¦ Support us on Patreon:
https://patreon.com/universetoday
#TODO_TIMECODES
πΊ VIDEO VERSION
#TODO_LINK
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 11, 2025 β’ 22min
[Space Bites] Nearby Supernova is Coming // Stripping Stars // Limits for Titan Life
#TODO_DESCRIPTION
π¦ Support us on Patreon:
https://patreon.com/universetoday
#TODO_TIMECODES
πΊ VIDEO VERSION
#TODO_LINK
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 10, 2025 β’ 20min
[Q&A] Artificial Gravity, Trusting SpaceX, Neutron Stars VS Magnetars | Q&A 311
#TODO_DESCRIPTION
π¦ Support us on Patreon:
https://patreon.com/universetoday
#TODO_TIMECODES
πΊ VIDEO VERSION
#TODO_LINK
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 8, 2025 β’ 19min
[Q&A] Universe Inside a Black Hole, Consequences of JWST Failure, State of SETI
What consequences would Astronomy face if JWST had failed? Does SETI still do good work? Does our Universe live inside of a giant black hole? And in the free addition of [Q&A+] on Patreon, can there be an experiment that would provide proof of alien life? Answering all these questions and more in this Q&A show.
π [Q&A+] Same video. No YT ads. BONUS question :
https://www.patreon.com/universetoday
π [Overtime] Even more Q&A:
https://www.patreon.com/universetoday
00:00 Start
00:30 Do black hole jets come from material falling in?
02:19 Is the Universe inside a black hole?
04:58 What would have happened if JWST failed?
06:58 Will Vera Rubin detect warp signatures?
08:09 How will astronauts sleep on the Moon and Mars?
11:52 Does SETI still do good work?
πΊ VIDEO VERSION
https://youtu.be/j6shBJIuUKY
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 4, 2025 β’ 20min
[Space Bites] Revolutionary Mercury Mission Concept // Dust Shield for the Moon // First Crewed Polar Mission
Webb discovers auroras on Neptune, and measures the exact size of Asteroid 2024 YR4, the first Private Mission to carry humans on a polar orbit, a mission that could reach and explore Mercury using only a solar sail. And in our bonus story on Patreon, what would it take to build a sample return mission to Io?
π Watch THIS VIDEO with NO ADS and a secret BONUS for FREE:
https://www.patreon.com/universetoday
00:00 Intro
00:24 JWST sees Neptune's auroras
https://www.universetoday.com/articles/webb-sees-neptunes-auroras-for-the-first-time
01:46 Webb measures the size of asteroid YR4
https://www.universetoday.com/articles/webb-scans-asteroid-2024-yr4-its-60-meters-across
03:02 Private polar mission Fram-2
https://www.universetoday.com/articles/four-private-astronauts-are-about-to-make-a-polar-orbit-for-the-first-time
04:36 Riding a solar sail to Mercury
https://www.universetoday.com/articles/a-mission-could-reach-mercury-on-solar-sails-alone
07:37 Gaia is gone
https://www.universetoday.com/articles/its-mission-over-gaia-rides-off-into-the-sunset
08:59 Vote results
https://www.youtube.com/@frasercain/community
09:35 Electromagnetic dust shield
https://www.universetoday.com/articles/nasas-new-dust-repelling-shield-seems-to-work-well
11:43 Protoplanetary disks are small
https://www.universetoday.com/articles/many-protoplanetary-disks-arent-much-bigger-than-earths-orbit
13:35 Cool images
https://www.universetoday.com/articles/a-dramatic-einstein-ring-seen-by-webb
https://www.universetoday.com/articles/here-are-spherexs-first-images
15:40 Guide to space
https://www.universetoday.com/articles/lunar-polar-regions-could-have-microbes
https://www.universetoday.com/articles/subsurface-voids-could-allow-for-living-on-the-moon-and-mars
https://www.universetoday.com/articles/how-can-we-find-cryovolcanoes-on-europa
https://www.universetoday.com/articles/spaceflight-weakens-our-weight-bearing-bones-the-most
17:05 Bonus story
17:33 Shows to watch
πΊ VIDEO VERSION
https://youtu.be/1NN_dPBVRoE
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 3, 2025 β’ 23min
[Q&A] Dying Moon Landers, Gravitational Waves from Betelgeuse, Furthest Galaxies
Why don't moon landers just heat themselves to live through the lunar night? Will Betelgeuse's explosion cause a lot of gravitational waves? Is it even theoretically possible to accelerate close to the speed of light? And in our free bonus question on Patreon, what is my dream space mission? Answering all these questions and more in this Q&A show.
π [Q&A+] Same video. No YT ads. BONUS question :
https://www.patreon.com/universetoday
π [Overtime] Even more Q&A:
https://www.patreon.com/universetoday
00:00 Start
00:29 [TuckFeem0] Which galaxies does JWST see in its most distant surveys?
03:50 [Silas Miller] Why do moon rovers and landers die from cold instead of just heating themselves?
09:04 [Larry Ward] What's happening with the expansion of the Universe?
12:06 [Lost in space] When Betelgeuse goes boom, will there be detectable gravitational waves?
13:30 [Bohr1um] Did my audience growth stagnate?
18:12 [Oh Ish Waddup] Can you realistically accelerate close to the speed of light?
πΊ VIDEO VERSION
https://youtu.be/5UcujAzxSOI
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Apr 1, 2025 β’ 22min
[Q&A] Nearby Rogue Planets, Beaming Power from Space, Solar Sail Propulsion
Could there be rouge planets floating in space between us and Alpha Centauri system? Will the Chinese be beaming power from a space station to Earth? Will solar sails be used for propulsion in our lifetime? And in our free bonus question on Patreon, how Lagrange points work for different planets and moons? Answering all these questions and more in this Q&A.
π [Q&A+] Same video. No YT ads. BONUS question :
https://www.patreon.com/universetoday
π [Overtime] Even more Q&A:
https://www.patreon.com/universetoday
00:00 Start
00:33 [Visto Tutti] Could there be rogue planets between us and Alpha-Cen?
03:59 [Wilkse1] Are there rogue black holes?
06:31 [KoiJoiJoe] Is the Chinese project to harvest solar energy in space and beam it to Earth real?
09:41 [KayKay14m] Will beaming power from space harm the atmosphere?
11:26 [Somadove] Will solar sails be used for propulsion in our lifetime?
13:21 [Abdul Samad Kholia] How can one work on realistic interstellar travel?
πΊ VIDEO VERSION
https://youtu.be/I8dH_L58mpQ
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast

Mar 31, 2025 β’ 32min
[Interview] Can We Fix Liquid Mirror Telescopes' Biggest Problem?
Liquid mirror telescopes exist. But there's a big problem with them. They can only look directly up. Can we fix it? Can they work beyond the Earth's surface, in orbit or on the Moon? Finding out in this interview.
π Watch this video with NO ADS and a BONUS part for FREE:
https://www.patreon.com/universetoday
π£ Guest: Dr. Alvaro Romero-Calvo
https://lowgravitylab.ae.gatech.edu/
00:00 Intro
01:16 How liquid mirror telescopes work
06:39 Changing the orientation
17:18 Adaptive optics with liquid mirrors
19:32 Going beyond Earth surface
25:18 Current obsessions
29:02 Final thoughts
πΊ VIDEO VERSION
https://youtu.be/PIVuv64h19c
π° GUIDE TO SPACE Newsletter
No ads. Subscribe for FREE: https://universetoday.com/newsletter
π§ PODCASTS
Universe Today: https://universetoday.fireside.fm/
Astronomy Cast: http://www.astronomycast.com/
π© CONTACT FRASER
frasercain@gmail.com
βοΈ LICENSE
Creative Commons Attribution 4.0 International (CC BY 4.0)Support Universe Today Podcast