Rephonic
Artwork for Planetary Radio: Space Exploration, Astronomy and Science

Planetary Radio: Space Exploration, Astronomy and Science

The Planetary Society
NASA
Mars
Titan
James Webb Space Telescope
Space Shuttle Program
Enceladus
K2-18b
Day Of Action
Spirit and Opportunity
Mars Exploration Rover Mission
Grey Zones
Space Governance
Archaeoastronomy
Total Solar Eclipses
Asteroid Dinkinesh
Marsquake
Nasa's Insight Mission
Artemis Program
Chandrayaan-3
Astrobiology

Planetary Radio brings you the human adventure across our Solar System and beyond. We visit each week with the scientists, engineers, leaders, advocates, and astronauts who are taking us across the final frontier. Regular features raise your space IQ while they put a smile on your face. Join host Sarah Al-Ahmed and Planetary Society colleagues including Bill Nye the Science Guy and Bruce Betts as ... more

PublishesTwice weeklyEpisodes1301Founded20 years ago
Number of ListenersCategories
ScienceTechnology

Listen to this Podcast

Artwork for Planetary Radio: Space Exploration, Astronomy and Science

Latest Episodes

The 2025 International Mars Society Convention convened at the University of Southern California this October for three days of passionate discussion about humanity’s future on the red planet. Speakers explored science, policy, technology, AI, synthe... more

NASA’s twin ESCAPADE spacecraft have finally launched on their journey to Mars. Designed to study how the solar wind interacts with Mars’ patchy magnetic fields and drives the loss of its atmosphere, ESCAPADE is NASA’s first dual-spacecraft mission t... more

YouTube

This week on Planetary Radio, we’re sharing a special conversation from our friends at the Smart Girl Dumb Questions podcast. Host Nayeema Raza sits down with The Planetary Society’s Chief of Space Policy, Casey Dreier, to explore one of the most com... more

YouTube

There was a time when almost everyone, from Alexander Graham Bell to the Wall Street Journal, believed there was a supremely intelligent civilization on Mars, one that was probably trying to talk to Earthlings. Most of this belief could be traced to ... more

Key Facts

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Podcast Host
Number of Listeners
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Recent Guests

David Barron
Science journalist and author
Episode: Book Club Edition: The Martians: The True Story of an Alien Craze that Captured Turn-of-the-Century America by David Baron
Toby Lockerbie
British filmmaker and cinematographer, creator of the YouTube channel Epic Spaceman
Epic Spaceman
Episode: Epic Spaceman: Making cosmic scale human
Danny Anduzza
Paleontologist focusing on live dinosaur digs
Twitch
Episode: The Planetary Society goes to TwitchCon 2025
Moo Hoodles
One of the first space science streamers on Twitch
Twitch
Episode: The Planetary Society goes to TwitchCon 2025
Lou Friedman
Executive Director Emeritus of the Planetary Society and one of its co-founders.
The Planetary Society
Episode: Space Policy Edition: Should a (potential) biosignature revive Mars Sample Return?
Dr. Dagomar Degroot
Professor of Environmental History at Georgetown University
Georgetown University
Episode: Ripples on the Cosmic Ocean
Mary Knapp
Research scientist at MIT Haystack Observatory
MIT Haystack Observatory
Episode: 2025 NASA’s Innovative Advanced Concepts Symposium: Part 2 — Hopping robots and the search for exoplanet magnetospheres
Michael Hecht
Principal investigator for the MOXIE experiment on NASA's Perseverance rover
MIT Haystack Observatory
Episode: 2025 NASA’s Innovative Advanced Concepts Symposium: Part 2 — Hopping robots and the search for exoplanet magnetospheres
Benjamin Hockman
Robotics technologist at NASA's Jet Propulsion Laboratory
NASA's Jet Propulsion Laboratory
Episode: 2025 NASA’s Innovative Advanced Concepts Symposium: Part 2 — Hopping robots and the search for exoplanet magnetospheres

Host

Sarah Al-Ahmed
Host of Planetary Radio with a knack for asking thoughtful questions and engaging guests through conversations about space exploration.

Reviews

4.7 out of 5 stars from 2.1k ratings
  • Ripples

    Non-white men? Racist nonsense.

    Apple Podcasts
    1
    MarkChicagoIL
    United Statesa month ago
  • Republicans are raising taxes for middle class and poor

    Casey begs for the listeners to become a member and donate to them on one hand, while he promotes billionaires’ business ventures on another hand.

    Republicans keep raising taxes for regular people, by way of tariffs, and lowering taxes for rich people, by way of the Big Beautiful Bill, making regular people even poorer. But that doesn’t stop this podcast from begging for more donations from regular people. Somehow the rich keep getting richer while the rest of us keep getting screwed.

    This i... more

    Apple Podcasts
    2
    Fatty2820
    United States4 months ago
  • So-S0

    Generally ood science/astronomy content, but unfortunately tainted with DEI dogma and recurring leftwing political bias…. Could use a bit more “diversity” and “inclusion” when it comes to worldviews and obvious bias.

    Apple Podcasts
    3
    Oracle ofTruth
    Canada5 months ago
  • Casey Dreier & Mary Guenther

    These 2 people are out of touch with Middle America and have no clue of anything that happens here. People are poor, people have lost everything, people are scared and people are dying. Billionaires have taken over our country and these two don’t seem to get it or even care. Stop robbing from all the poor Americans and giving our cash to the wealthiest Americans.

    P.S. Poor people don’t do polling, so please don’t give us the polling numbers from now on.

    Apple Podcasts
    2
    Fatty2820
    United States5 months ago
  • Look up at night sky and be inspired!

    As an artist living in the USA, I have always been interested in the mysteries of the night sky and how little old me figures into the grand scheme of space! I always inspired by the Apollo missions. It might have been my innocence of youth that made me think everyone loved space flight and exploration of the universe like me! Out on the farm where I grew up, it was so dark at night that one could see satellites, planets, the edge of the Milky Way and what I called “foreverland ”! Outer planeta... more

    Apple Podcasts
    5
    HeyJude2U
    United States5 months ago

Listeners Say

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

Reviews highlight the podcast's wonderful storytelling and its ability to make complex scientific topics accessible and enjoyable for the audience.
Listeners appreciate the knowledgeable and engaging hosts and the insightful content covering space science.
Feedback indicates some listeners are concerned about perceived biases in content, especially around political discussions related to space policy.

Chart Rankings

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

Apple Podcasts
#135
United States/Science
Apple Podcasts
#146
Canada/Science
Apple Podcasts
#236
United Kingdom/Science
Apple Podcasts
#196
Australia/Science
Apple Podcasts
#42
Norway/Science
Apple Podcasts
#46
Poland/Science

Talking Points

Recent interactions between the hosts and their guests.

Epic Spaceman: Making cosmic scale human
Q: Why did you choose to work with the Planetary Society on your projects?
Toby felt a strong alignment with the Planetary Society's mission of advocacy for science and honesty in communication.
Epic Spaceman: Making cosmic scale human
Q: What was your inspiration behind creating Epic Spaceman?
Toby wanted to create educational content about the universe, inspired by his love for physics and the awe it brings.
Space Policy Edition: Should a (potential) biosignature revive Mars Sample Return?
Q: What would you tell those who argue that we need humans to do the work on Mars?
Robotic missions, including Mars Sample Return, are essential precursors to human exploration of Mars.
Space Policy Edition: Should a (potential) biosignature revive Mars Sample Return?
Q: Why do you think Mars Sample Return is having such a hard time right now?
It lacks support from the public and scientific community, and NASA hasn't prioritized it, considering its huge costs.
Ripples on the Cosmic Ocean
Q: What lessons should we take from solar events?
We should heed the risks solar storms pose to modern technology and the need for improved research and protective measures.

Audience Metrics

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Frequently Asked Questions About This Podcast

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

The content focuses on the exploration of space, featuring discussions with scientists, engineers, leaders, and astronauts who are actively engaged in advancing our understanding of the solar system and beyond. Key themes include advancements in NASA missions, international collaboration in space exploration, and the potential implications of new technologies. The show also emphasizes the cultural significance of space science, addressing topics such as the public's fascination with space, historical context, and the ongoing debates surrounding policies that shape the future of space exploration. Notably, the podcast aims to inspire curiosity about space while tackling complex scientific concepts in an accessible manner.

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Which podcasts are similar to this podcast?

These podcasts share a similar audience with this podcast:

1. Universe Today Podcast
2. SpaceTime with Stuart Gary
3. Astronomy Cast
4. The 365 Days of Astronomy
5. Space Nuts: Astronomy Insights & Cosmic Discoveries

How many episodes of this podcast are there?

this podcast launched 20 years ago and published 1301 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on this podcast?

Recent guests on this podcast include:

1. David Barron
2. Toby Lockerbie
3. Danny Anduzza
4. Moo Hoodles
5. Lou Friedman
6. Dr. Dagomar Degroot
7. Mary Knapp
8. Michael Hecht

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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