Universe Today Podcast
Space news, interviews, Q&As, and exclusive content from Universe Today.
Audio versions of Fraser Cain YouTube channel.
- Update frequency
- every day
- Average duration
- 27 minutes
- Episodes
- 1405
- Years Active
- 2014 - 2025
Episode 445: OpenSpace 12 - Live QA with Fraser
Live QA with just Fraser this week.
Episode 444: 357 - Harvesting Resources From The Solar System. In Situ Resource Utilization
Rocket launches are expensive. Even with huge price drops from SpaceX and other New Space companies, there’s no cheap way to get stuff down here in Earth’s gravity well up to low Earth orbit. In orde…
Episode 443: QA 62: Can We Build A Space Internet and More...
In this week's questions show, I answer if it's a good idea to build a space internet, if microbes reach Mars, will they evolve into something new, where could we go after Mars, and more.
Episode 442: Open Space 11: Live QA with Dr. Pamela Gay
This week I'm joined by my Astronomy Cast co-host Dr. Pamela Gay to talk about all things astronomy, and casting.
Episode 441: QA 61: Could Jupiter Be a Gravity Lens? and More...
In this week's QA, I present real pictures of the whole Earth, not some fake CGI, and wonder if Jupiter could be used as a gravitational lens for a space telescope.
Episode 440: Open Space 10: Live QA with Fraser, Space Force and More...
In this week's live QA, I was solo again, answering live questions from the audience about Trump's ongoing plans to build a Space Force.
Episode 439: QA 60: How Do We Know Where Gravitational Waves Come From? And More...
In this week's questions show, I explain how we now where gravitational waves are coming from, will there be planets around a white dwarf, what does it feel like where the space station is getting bo…
Episode 438: 356: What Comes After James Webb and WFIRST? Four Amazing Future Space Telescopes
The Hubble Space Telescope has been in space for 28 years, producing some of the most beautiful and scientifically important images of the cosmos that humanity has ever taken. But let’s face it, Hubb…
Episode 437: Open Space 9: Radio Astronomer Dr. Nicole Gugliucci
This week, it's a live QA with radio astronomer Dr. Nicole Gugliucci to talk about radio telescopes, and how close the movie Contact is to reality.
Episode 436: 355: The Problem of Power in Space. NASA's New Kilopower Reactor
Space is the worst. It’s got hostile radiation, a total lack of atmosphere, near absolute zero temperatures, problematic gravity wells, and worse. In order to keep your spacecraft alive in that envir…
Episode 435: QA 59: Why Does the Deep Future Make Us Sad? And More...
In this week's questions show, I talk about entry level telescopes, why we can see galaxies billions of light years away but not objects on the Moon, and why events that won't happen billions of year…
Episode 434: Open Space 8: Guest Dr. Paul Sutter from Ask a Spaceman
Paul was busy last week, but now he's ready to join me for an hour answering your mind bending questions about space and astronomy. Bring all your complex questions about dark matter, black holes and…
Episode 433: 354: Are We The First Advanced Civilization in The Solar System?
Humans are believed to be the most technologically advanced civilization that’s ever set foot on Earth, or really anywhere in the Solar System. But are we the first?
Episode 432: QA 58: Can We Live If The Sun Dies? and More, Featuring Astronaut Mike Massimino
In this week's questions show, astronaut Mike Massimino answers a question about astronaut training, I wonder how we could survive if the Sun dies, and explain why the shuttle's fuel tank was orange.
Episode 431: Open Space 7: Guest Eric Berger from Ars Technica
In my opinion, Eric Berger (aka @sciguyspace) is one of the top journalists working on stories about spaceflight, especially SpaceX, Blue Origins and NASA. Eric will join me live to answer your quest…
Episode 430: 353: Cosmological Horizons. The Past, Present and Future Limits of Astronomy with Dr. Paul Sutter
The observable Universe is finite, which means there are limits to what we can see, now and deep into the future. Dr. Paul Sutter joins Fraser to talk about the various cosmological horizons that sur…
Episode 429: Open Space 6: Live QA with Fraser Cain
It was just me this week, answering questions from the YouTube audience.
Episode 428: QA 57: Is The Fermi Paradox Really a Paradox? And More...
In this week's questions show, the viewers try to suggest names for balloon rockets. Could live from Venus escaped to Earth? Is the Fermi Paradox really a paradox when we've only explored a little bi…
Episode 427: 352: How Do Ion Engines Work? The Most Efficient Propulsion System Out There
People always ask me why we’re stuck with chemical rockets. Seriously, exploding a bunch of hydrogen or kerosene is the best we can do?
Episode 426: Open Space 5: Chasing New Horizons with Alan Stern and David Grinspoon
In this week's live QA, Fraser is joined by Dr. Alan Stern, the Principal Investigator of New Horizons and Dr. David Grinspoon to talk about their new book.