Universe Today Podcast

Fraser Cain

James Webb Space Telescope

Skeptic Movement

Exoplanets

NASA

Ufos

Misinformation

Scientific Literacy

Vaccination

Carl Sagan

Astronomy

Space Exploration

SETI

Spacex

Neptune

Peregrine Lander

K-218b

NIAC

Proxima Centauri

Mars

Wasp-39b

Public feed with [Space Bites+], [Q&A+], [Interview+] and other episodes. Free for everyone.

1.5k ratings

Publishes	Daily	Episodes	1503	Founded	12 years ago
Number of Listeners		Categories	ScienceAstronomy

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Latest Episodes

[Q&A+] Superfast Neutrinos, Types of Astronomers, Gravitational Limits for Planets

BONUS QUESTION STARTS AT 15:13

Watch the video here (with no ads) or on YouTube: youtu.be/zWkaeakf4Mg

Which different types of astronomers exist? If Mars flat? Is there a gravitational limit for planets? And in Q&A+, could other civilizatio... more

12 Mar 2026 • 20 min

[Q&A+] What Will Vera Rubin Find?

BONUS QUESTION STARTS AT 14:15

Watch the video here (with no ads) or on YouTube: youtu.be/iVoz7HnPp1k

What will Vera Rubin find? Can life on Tau Ceti be found? Why do we find galaxies of different age at same angular size? And in Q&A+, whic... more

10 Mar 2026 • 19 min

YouTube

[Supercut] 10 Years of Black Hole Questions in 10 Hours

We built a search engine that allows us to search through all the Questions Shows we've recorded to look for specific topics. It turns out that black holes were the most searched-for topic, so we decided... let's make a supercut of all 300, spanning ... more

10 Mar 2026 • 10 hrs

[Interview+] The Architect for JWST, Habitable Worlds Observatory and LIFE. Lee Feinberg

BONUS PART STARTS AT 01:10:56

Watch here (with no ads) or on YouTube: youtu.be/0R3ykUkxH5M

👉 My previous interview with Dr Lee Feinberg youtu.be/eXchT7mtEao

How's James Webb doing? What's the state of the Habitable Worlds Observat... more

10 Mar 2026 • 1 hr 28 min

YouTube

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Number of Listeners

Find out how many people listen to this podcast per episode and each month.

Similar Podcasts

People also subscribe to these shows.

The Supermassive PodcastThe Royal Astronomical Society

Why This Universe?Dan Hooper, Shalma Wegsman

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Astronomy CastFraser Cain and Dr. Pamela Gay

Recent Guests

Lee Feinberg

Principal architect/designer associated with Habitable Worlds Observatory and LIFE mission

ETH Zurich (joining May 1)

Episode: [Interview+] The Architect for JWST, Habitable Worlds Observatory and LIFE. Lee Feinberg

Casey Handmer

Dr. Casey Handmer, founder of Terraform Industries, PhD in theoretical physics, former NASA/JPL software systems architect

Terraform Industries

Episode: [Interview+] SpaceX's AI Data Centres Might Actually Be A Good Idea. Here's Why

Bruce Dormany

Incredible science writer and contributor to Universe Today

Universe Today

Episode: [Space Bites+] SpaceX Turns Away from Mars // Venus Lava Tube Confirmed // China's Moon Rocket Test

Dr. Subodhana Vijeyeratne

Author and expert on the history of the Japanese space program

Author of 'The Islands and the Stars'

Episode: [Interview+] How Japan Built Its Crazy Space Agency

Dr. Andreas Faisst

Associate scientist at IPAC at Caltech, working on JWST discoveries

Caltech

Episode: [Interview+] Everything You Need to Know About JWST's Discoveries in 2026

Dr. Genevieve Schroeder

Postdoctoral researcher at Cornell University

Cornell University

Episode: [Interview+] How Magnetars Are Born

Dr. Stefano Vitale

Principal investigator for LISA Pathfinder mission and designer of the LISA mission

European Space Agency

Episode: [Interview+] Building LISA, Humanity's Biggest Telescope

Dr. Frederic Bertley

President and CEO of COSI, a science museum and center in Columbus, Ohio.

COSI

Episode: [Interview+] Why People Stop Trusting Science? And How Can We Fix It

Nolan Koblischke

PhD student at the Astronomy Department of the University of Toronto and member of the Polymathic AI Collaboration

University of Toronto

Episode: [Interview+] Teaching ChatGPT to Do Real Science

Host

Fraser Cain

Host and science communicator known for engaging discussions on space and astronomy topics.

Reviews

4.8 out of 5 stars from 1.5k ratings

Innovative
Great content. No ads! Thank you for ditching the ads.
Apple Podcasts
5
jsabe
United Statesa month ago
separate the body from the mind
that’s good advice
Apple Podcasts
5
John the monn
United States5 months ago
Amazing
I have a hard time following all the technical information so I took off a star, but that’s unfair to Fraser Cain. Just saying, this is a challenge to an intelligent but novice student of astronomy.
Apple Podcasts
4
Drumbreath
United States5 months ago
Great stuff
Fun
Apple Podcasts
5
MaxWoodstock
United States5 months ago
Loving this!
Great pace, great info about space, and great to hear we share an island! Mind blown when I heard you lived in Vancouver Island, too! #ProudCanadian
Apple Podcasts
5
coolfactor
Canada6 months ago

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Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Many commend the engaging delivery and significant breadth of topics ranging from cosmic phenomena to practical space missions, stating it enhances their enthusiasm for astronomy.

Listeners appreciate the informative and accessible nature of episodes, highlighting the absence of ads and the emphasis on engaging educational content.

There are mentions of occasional technical complexities in the content, but most reviews indicate satisfaction with the clarity and insight offered by the host.

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Apple Podcasts	#2	United States/Science/Astronomy
Apple Podcasts	#53	United States/Science
Apple Podcasts	#1	Canada/Science/Astronomy
Apple Podcasts	#3	United Kingdom/Science/Astronomy
Apple Podcasts	#33	Canada/Science
Apple Podcasts	#52	United Kingdom/Science

Talking Points

Recent interactions between the hosts and their guests.

[Interview+] The Architect for JWST, Habitable Worlds Observatory and LIFE. Lee Feinberg

Q: What is the current status of Habitable Worlds Observatory and where do you see it going in the near term?

Feinberg describes significant progress in integrated modeling, two down-selected architectures (EAC-4 and EAC-5), and the push toward technology maturation to TRL5 with an anticipated Plan review around 2029. He emphasizes near-term emphasis on achieving picometer-level wavefront control, high throughput, and a robust inner working angle, while keeping options for servicing and potential assembly in space to maintain agility and risk reduction.

[Q&A+] Superfast Neutrinos, Types of Astronomers, Gravitational Limits for Planets

Q: Silas Miller, how powerful could gravitational waves get on Earth? Could we ever feel them and not die?

Gravitational waves detected on Earth are incredibly weak; detecting them requires highly engineered, long-baseline interferometers like LIGO and Virgo, and the waves themselves do not pose a direct danger to us unless very close to massive merging black holes.

[Q&A+] Superfast Neutrinos, Types of Astronomers, Gravitational Limits for Planets

Q: Bryce Laughlin, if the universe has no center and every view looks into the past, would most civilizations we see still be frozen in time before they evolve?

Not exactly frozen, but any civilization we detect would be viewed as it existed in the distant past due to light travel time; the further away, the further back we see them in time.

[Q&A+] Superfast Neutrinos, Types of Astronomers, Gravitational Limits for Planets

Q: RP1 for breakfast, is Mars flat too?

Mars is as flat as the Earth is and may be even less flat, since Earth is an oblate spheroid due to rotation.

[Q&A+] Superfast Neutrinos, Types of Astronomers, Gravitational Limits for Planets

Q: Paige Potter, how do astronomers decide what gets observation time when demand exceeds supply?

Observatories are free to use; time on major telescopes is oversubscribed. Proposals are evaluated by steering or review committees to determine the efficiency of the time use, the scientific value, and the potential results. Time is allocated to maximize the impact, with smaller time requests often easier to fund than long, expensive observations.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

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Frequently Asked Questions About Universe Today Podcast

What is Universe Today Podcast about and what kind of topics does it cover?

Focused on the latest developments in space science and astronomy, the content engages listeners with a mix of news updates, Q&A sessions, and expert interviews. Episodes explore topics such as cosmic rays, black holes, space exploration missions, and the potential for life beyond Earth, while providing a platform for scientific inquiry and education. Notably, the podcast often features discussions on emerging technologies and their impact on the future of space exploration, making it a valuable resource for anyone fascinated by the universe.

Where can I find podcast stats for Universe Today Podcast?

Rephonic provides a wide range of podcast stats for Universe Today Podcast. We scanned the web and collated all of the information that we could find in our comprehensive podcast database. See how many people listen to Universe Today Podcast and access YouTube viewership numbers, download stats, audience demographics, chart rankings, ratings, reviews and more.

How many listeners does Universe Today Podcast get?

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What are the audience demographics for Universe Today Podcast?

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How many subscribers and views does Universe Today Podcast have?

To see how many followers or subscribers Universe Today Podcast has on Spotify and other platforms such as Castbox and Podcast Addict, simply upgrade your account. You'll also find viewership figures for their YouTube channel if they have one.

Which podcasts are similar to Universe Today Podcast?

These podcasts share a similar audience with Universe Today Podcast:

1. The Supermassive Podcast
2. Why This Universe?
3. Daniel and Kelly’s Extraordinary Universe
4. SpaceTime with Stuart Gary
5. Astronomy Cast

How many episodes of Universe Today Podcast are there?

Universe Today Podcast launched 12 years ago and published 1503 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

How do I contact Universe Today Podcast?

Our systems regularly scour the web to find email addresses and social media links for this podcast. We scanned the web and collated all of the contact information that we could find in our podcast database. But in the unlikely event that you can't find what you're looking for, our concierge service lets you request our research team to source better contacts for you.

Where can I see ratings and reviews for Universe Today Podcast?

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What guests have appeared on Universe Today Podcast?

Recent guests on Universe Today Podcast include:

1. Lee Feinberg
2. Casey Handmer
3. Bruce Dormany
4. Dr. Subodhana Vijeyeratne
5. Dr. Andreas Faisst
6. Dr. Genevieve Schroeder
7. Dr. Stefano Vitale
8. Dr. Frederic Bertley

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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