Planetary Radio: Space Exploration, Astronomy and Science
Planetary Radio, from The Planetary Society and hosted by Sarah Al-Ahmed, covers space exploration, astronomy and planetary science through interviews with scientists, engineers and astronauts. It has about 1,000 episodes, runs about an hour and publishes one to two episodes weekly. Estimated downloads are 15,000 to 40,000 per episode, with a host-read rate of about $270 to $1,000. Book Club and Space Policy editions rotate in.
Long-running space science show with a loyal, curious audience and strong ratings
- Listed on Apple Podcasts since 2005, with about 1,000 feed episodes and one to two new episodes each week.
- Apple Podcasts shows a 4.8 average from 1,309 ratings, a sign of an engaged audience.
- Backed by The Planetary Society, with guests including scientists, engineers and astronauts, which adds credibility to ad placements.
Brand fit report
Content
- Formats
- interview, news discussion, book club
- Tone
- curious, informative
- Language
- English
- Production
- Studio production
- Typical length
- 55 to 75 minutes
Audience
Commercial
- Brands seen
- None yet
- Categories promoted
- None yet
- Affiliate links
- No
No sponsor mentions found in the feed; the website promotes Planetary Society membership and donations and the feed lists no funding links.
Suitability GARM Brand Safety Floor + Suitability
Family friendly
The monthly 'Space Policy Edition' episodes, such as 'Science: A New Golden Age', discuss U.S. science policy; the feed is not flagged explicit.
We classify content, never people. No age, gender, ethnicity, religion or political views are inferred about the creator. Audience figures are estimates unless marked verified. Creators can correct anything on their profile.
Where to listen
| Platform | Link |
|---|---|
| Website | www.planetary.org/planetary-radio |
| Apple Podcasts | podcasts.apple.com/podcast/id91689834 |
| RSS feed | www.omnycontent.com/d/playlist/d95da206-8ee8-4ba… |
Benchmark score: 100 / 100
Public rule, same for everyone. How it works.
Recent episodes
| Episode | Date | Length |
|---|---|---|
| Book Club Edition: Dinner With an Astronaut by Leroy Chiao | 2026-10-16 | 1 h 14 min |
| From the Mojave to Phobos: PlanetVac rides with MMX | 2026-10-14 | 1 h 4 min |
| Space Policy Edition: What does “science as a service” really mean? | 2026-10-09 | 1 h 17 min |
| 2026 NASA's Innovative Advanced Concepts Symposium: Part 2 — Solar sai | 2026-10-07 | 1 h 0 min |
| 2026 NASA's Innovative Advanced Concepts Symposium: Part 1 — Nuclear s | 2026-09-30 | 1 h 1 min |
| Hayabusa2 flies by asteroid Torifune | 2026-09-23 | 1 h 1 min |
Last six episodes from the show's feed, latest 3 days ago, a new one about every 5 days.
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…
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About Planetary Radio: Space Exploration, Astronomy and Science
Planetary Radio is the flagship podcast of The Planetary Society, a nonprofit that promotes space exploration, according to its website. The feed description names Sarah Al-Ahmed as host, with Planetary Society colleagues including Bill Nye and Bruce Betts. Episodes cover missions, astronomy and planetary science, plus a monthly Space Policy Edition and Book Club Edition episodes.
The feed lists about 1,000 episodes, with one to two new episodes a week and a median length near 63 minutes. Apple Podcasts shows a 4.8 average from 1,309 ratings. Starbooked estimates 15,000 to 40,000 downloads per episode, an estimate rather than a published figure. No sponsors appear in the recent feed.
A host-read mid-roll would run about $270 to $1,000 per episode. Listeners are likely space enthusiasts, students and science readers, which suits books, telescopes, science education, software and subscription brands. Sponsorship terms are not stated, so confirm that the nonprofit accepts ads.
Written from the show's public RSS feed, its Podcast Index listing and episode titles. Numbers updated 2026-10-19. Planetary Radio: Space Exploration, Astronomy and Science can edit or remove this page at any time.
Questions about Planetary Radio: Space Exploration, Astronomy and Science
How much does Planetary Radio charge for a podcast sponsorship?
Starbooked estimates a host-read mid-roll at about $270 to $1,000 per episode, based on an estimated 15,000 to 40,000 downloads. The show does not publish rates, and as a nonprofit it may set its own terms.
What is Planetary Radio about?
It is the podcast of The Planetary Society, hosted by Sarah Al-Ahmed. Each episode features scientists, engineers or astronauts discussing space exploration, astronomy and planetary science, with monthly Space Policy and Book Club editions.
How do I contact Planetary Radio about sponsoring an episode?
The show's contact email unlocks on Starbooked for $0.80. Boosted shows can also be booked directly through Starbooked, which keeps the request, rate and episode details in one place.
Similar creators
Podcast and other creators in space exploration, ranked by score.
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|---|---|---|---|---|---|
Are We There Yet?podcast · US | space explorationscience news | 6.5k | – | $90–200 | 87 |
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STEM-Talkpodcast · US | science and technologyhealthspan research | 5k | – | $40–200 | 57 |
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Ned Oliveira@nedoliveira · BR | astronomyspace exploration | 73k | 1.5k | $150–250 | 39 |
NASA's Curious Universepodcast · US | space explorationscience | 35k | – | $360–1250 | 38 |