Astronomy Cast
Fraser Cain and Dr. Pamela GayTake a fact-based journey through the cosmos. Tune in to hear weekly discussions on astronomical topics ranging from planets to cosmology. Hosted by Fraser Cain (Universe Today) and Dr. Pamela L. Gay (Planetary Science Institute), this show brings the questions of an avid astronomy lover direct to an astronomer. Together Fraser and Pamela explore what is known and being discovered about the univer... more
| Publishes | Weekly | Episodes | 670 | Founded | 20 years ago |
|---|---|---|---|---|---|
| Number of Listeners | Categories | AstronomyScienceNatural Sciences | |||
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Latest Episodes
Astronomy Cast Ep. 787: Evolved Stars (They're not dead yet!) By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 16, 2026. Main sequence stars spend most of their time being… normal. Fusing hydrogen into helium in their cores. Producing radiation. ... more
Astronomy Cast Ep. 786: Wolf-Rayet Stars By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 9, 2026. You think the Sun is a terrifying ball of fire and fury? Wait until you learn about today's topic: Wolf-Rayet stars! These are massive, dying stars... more
Astronomy Cast Ep. 785: Magnetars By Fraser Cain & Dr. Pamela Gay Streamed live March 6, 2026. Magnetars are a special type of neutron star with physics that defy comprehension. Magnetic fields so powerful they could strip you apart at an atomic leve... more
Astronomy Cast Ep. 784: Pulsar-Powered Science By Fraser Cain & Dr. Pamela Gay Streamed live on Feb 16, 2026. Pulsars are dead stars and fascinating in their own right, but astronomers can use their predictable rotation for exploring the cosmos in a ... more
Key Facts
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Reviews
- Love Astronomy Cast
I always look forward to the next edition of Astronomy Cast.
Apple Podcasts5MarkChicagoIL
United Statesa month ago - Awesome
Great podcast, thanks for sharing
Apple Podcasts5MKULTRA83United States2 months ago - Fantastic
This is the best general astronomy podcast out there
Apple Podcasts5Remy nectarine peach kiwi
Australia3 months ago - Simply science
I am possibly Fraser and Pamela’s biggest fan. These guys are the best!
Apple Podcasts5al_spaghettiAustralia3 months ago - Here you go
5 Stars but these ad breaks whewww.
Apple Podcasts5JameshjdjdjdjnznUnited States4 months ago
Listeners Say
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Chart Rankings
How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.
Apple Podcasts | #7 | United States/Science/Astronomy |
Apple Podcasts | #135 | United States/Science |
Apple Podcasts | #9 |  United Kingdom/Science/Astronomy |
Apple Podcasts | #13 |  Canada/Science/Astronomy |
Apple Podcasts | #175 | Canada/Science |
Apple Podcasts | #182 | United Kingdom/Science |
Talking Points
Recent interactions between the hosts and their guests.
Audience Metrics
Listeners, social reach, demographics and more for this podcast.
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Frequently Asked Questions About Astronomy Cast
What is Astronomy Cast about and what kind of topics does it cover?
A science-forward show unpacking astronomy topics with accessible explanations and a steady, enthusiastic banter between long-time hosts. Episodes cover everything from stellar remnants and cosmic phenomena to the tools and methods used to study the universe, often tying in historical context and real-world observations. The format blends clear teaching with light humor, making complex ideas approachable for curious listeners who enjoy grounded science, practical astrophysics, and occasional commentary on related topics. A notable strength is the duo's ability to translate advanced concepts into engaging, memorable discussions while maintaining a broad appeal for both newcomers and seasoned space fans. This mix—rigor plus relatability—helps... more
Where can I find podcast stats for Astronomy Cast?
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How many listeners does Astronomy Cast get?
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What are the audience demographics for Astronomy Cast?
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How many subscribers and views does Astronomy Cast have?
To see how many followers or subscribers Astronomy Cast 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 Astronomy Cast?
These podcasts share a similar audience with Astronomy Cast:
1. Universe Today Podcast
2. The 365 Days of Astronomy
3. Ask a Spaceman!
4. SpaceTime with Stuart Gary
5. Planetary Radio: Space Exploration, Astronomy and Science
How many episodes of Astronomy Cast are there?
Astronomy Cast launched 20 years ago and published 670 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 Astronomy Cast?
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Where can I see ratings and reviews for Astronomy Cast?
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