This page only lists the most recent astronomy and space exploration podcasts from a variety of sources.

Guide To Space - Betelgeuse Is Still Dimming! And We Have the Pictures to Pro...

29 Jul 2026 at 11:00am

https://www.youtube.com/watch?v=gC4LEozmqXE

From Feb 16, 2020.

Hosted by Fraser Cain.

Near the end of 2019, astronomers watching the red giant Betelgeuse noted how much the star had dimmed, continuing to steadily fade for months. It’s a variable star, and it’s known to get dimmer and brighter, bu...

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Awesome Astronomy - Eclipse Girl Summer!

28 Jul 2026 at 11:00am

July Part 2!

Paul Hill & Dr. Jenifer “Dr. Dust” Millard host. 

Damien Phillips, John Wildridge and Dustin Ruoff produce.

Summer is here, so is the heat and so is the Eclipse! Chat, tips and hints about August’s Eclipse and the Perseid meteor shower, as well as summer vibes, emails and Jeni dressi...

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Astronomy Cast Ep. 89: Adaptive Optics

27 Jul 2026 at 11:00am

http://www.astronomycast.com/archive/

Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest)

From May 19, 2008.

Since the dawn of humanity, astronomers have wished to destroy the atmosphere. Oh sure, it’s what we breathe and all, but that stupid atmosphere is always getting in t...

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Worms of Endearment

27 Jul 2026 at 4:05am
Earthworms may be small, limbless, and blind but, as Darwin observed nearly 150 years ago, they play a critical role in soil ecology. Darwin’s 19th century insights about the slimy invertebrates are far-reaching, serving as the backbone of modern ecology as a whole. In recent years, scientists ar... Read more...

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The Cosmic Savannah Ep. 84: Celebrating 10 Years of IDIA

25 Jul 2026 at 11:00am

Hosted by Dr. Jacinta Delhaize, Dr. Tshiamiso Makwela, Dr. Daniel Cunnama & François Campher.

In this special episode of The Cosmic Savannah, we celebrate the 10th anniversary of IDIA(Inter-University Institute for Data Intensive Astronomy) with three very special guests: the new director Profess...

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EVSN - Black Holes, Giant Galaxies & A Baby Planet

24 Jul 2026 at 11:00am

From May 21, 2020.

Hosted by Dr. Pamela L. Gay.

Join us today as we discuss the impressive work by an undergraduate student who figured out how galaxy mergers influence the growth of supermassive black holes. We talk about a gigantic galaxy found in the early Universe. And finally, we look at ama...

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Guide To Space - Where Are All The Alien Robots? The Chilling Idea Of Von Neu...

22 Jul 2026 at 11:00am

https://www.youtube.com/watch?v=vHMIv_zAbrM

From Oct 6, 2016.

Hosted by Fraser Cain.

As you know, I’m obsessed about the Fermi Paradox. Where are all the aliens? But an even stranger question is: where are all the robot aliens? If you’ve seen at least one other episode of the Guide to Space, you ...

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Ask A Spaceman Ep. 276: What Would Happen if the Sun…Stopped?

21 Jul 2026 at 11:00am

Solar Apocalypse!

Hosted by Dr. Paul M. Sutter.

What really keeps the Sun shining? How long would it stay warm if fusion stopped? How long would it take before we noticed? I discuss these questions and more in today’s Ask a Spaceman!

 

Support the show: http://www.patreon.com/pmsutter

All episode...

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Astronomy Cast Ep. 58: Inflation

20 Jul 2026 at 11:00am

http://www.astronomycast.com/archive/

From October 15, 2007.

Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest)

We interrupt this tour through the solar system to bring you a special show to deal with one of our most complicated subjects: the big bang. Specifically, how it’s...

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Arctic Dispatch

20 Jul 2026 at 4:05am
The Arctic serves as the world’s refrigerator, keeping the planet cool. But temperatures in the Arctic are rising nearly four times faster than the rest of the world and its sea ice is near a historic low. We put out a call to scientists aboard research vessels currently sailing in the Arctic Oce... Read more...

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Travelers in the Night Eps. 899 & 900: Hitch Hiking an Asteroid to Mars & Ear...

19 Jul 2026 at 11:00am

Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org

From May 2026.

Today's 2 topics:

- Asteroids could provide a solution for the serious proble...

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AstroMan - D for Dark Sky Protection

18 Jul 2026 at 11:00am

When was the last time you saw the Milky Way? In this episode of Astroman, Exodus Chun-Long Sit explores how light pollution is changing our night skies, affecting wildlife, wasting energy, and limiting our view of the universe. Learn why protecting dark skies matters—and how simple actions can h...

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EVSN - Astronomy Asks: How Did You Get There?

17 Jul 2026 at 11:00am

From July 1, 2026.

How is this the last episode of the season? July snuck up on us. We’ll be back Sept 2 with Season 5! For now, we’ve got astronomers asking questions; questions like “Did you eat a planet?” and “How did you get there?” Expect the unexpected with a side of rockets.

 

We've added ...

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Space Stories - Starburst Galaxy: The Universe's Stellar Baby Boom

16 Jul 2026 at 11:00am

Hosted by Avivah Yamani, our Director!

Some galaxies don't just make stars. They go on a star-making frenzy! Discover what turns an ordinary galaxy into a starburst galaxy, and why these spectacular events help astronomers understand how galaxies evolved over billions of years.

 

We've added a ne...

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Guide To Space - What Are Fast Radio Bursts? A Big Mystery in Astronomy

15 Jul 2026 at 11:00am

https://www.youtube.com/watch?v=ikdOTj6g_Zw

Hosted by Fraser Cain.

From  Apr 26, 2017.

Here's a big mystery in astronomy: fast radio bursts. Brief shrieks of radio waves coming from space. What are they? Where do they come from? Astronomers have no idea.

 

Team: Fraser Cain - @fcain / frasercain@...

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