Australia
Brazil
Canada
Germany
India
Ireland
Japan
Mexico
New Zealand
Philippines
South Africa
United Kingdom
Universe Today Podcast
Shared creator or host credits
Science
Astronomy Cast
by Fraser Cain and Dr. Pamela Gay
Today: #155 in Science on our combined chart.
Today: #147 in Science, United Kingdom on our combined chart.
Today: #149 in Science, Canada on our combined chart.
Today: #105 in Science, Australia on our combined chart.
Today: #184 in Science, Brazil on our combined chart.
Today: #146 in Science, Mexico on our combined chart.
Today: #131 in Science, New Zealand on our combined chart.
Today: #161 in Science, India on our combined chart.
Chart positions today · United States
Not on the Germany charts we track today.
Not on the Ireland charts we track today.
Not on the Japan charts we track today.
Not on the Philippines charts we track today.
Not on the South Africa charts we track today.
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Ranking history · United States
Latest daily rankings: Oct 27. New rankings will appear after the next update.
Position on the Science combined chart over the last 14 days. Toggle platforms to compare their positions. Lower rank numbers are better.
Episode releases
View as table
| Date | Combined Rank | Apple Podcasts | Castbox |
|---|---|---|---|
| Oct 27 | #155 | #140 | — |
| Oct 26 | #161 | #148 | — |
| Oct 25 | #159 | #145 | — |
| Oct 24 | #152 | #138 | — |
| Oct 23 | #134 | #116 | — |
| Oct 22 | #123 | #107 | — |
| Oct 21 | #134 | #118 | — |
| Oct 20 | #162 | #146 | — |
| Oct 19 | #189 | #174 | — |
| Oct 18 | #163 | #146 | — |
| Oct 17 | #163 | #145 | — |
| Oct 16 | #139 | #122 | — |
| Oct 15 | #140 | #120 | — |
| Oct 14 | #113 | #95 | #88 |
Latest episodes
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Ep. 805: Mission Tech Series - Gyroscopes & Servos
October 19, 2026 · 33 minSpinney things! Streamed live 18 Oct 2026. Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Our journey through space exploration technology continues! Today we look at the things that spin: gyros, reaction wheels…
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Ep. 804: Mission Tech Series: Fairings, Docking & Airlocks
October 12, 2026 · 31 minAd-Free thanks to your support at patreon.astronomycast.com! Instead of sending up an entire space station for every mission, you can just send up a tiny can filled with astronauts. But that takes docking. And today we're gonna talk about…
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Ep. 803: Mission Tech Series: Engines & Stages
October 5, 2026 · 36 minHosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed on October 3, 2026. Today our series continues with our deep dive into rockets, their engines & stages. We fall into the tyranny of the rocket equation and…
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Ep. 802: Mission Tech Series: Rocket & Spacecraft 411
September 28, 2026 · 32 minHelp us keep Astronomy Cast ad-free: https://patreon.com/astronomycast We removed all ads from the show. We need to get to 1500 patrons to keep it this way. We need your support! Streamed live on Sep 21, 2026 Hosted by: Fraser Cain and Dr…
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Ep. 801: The Beginning & End of Everything - Part 2
September 21, 2026 · 37 minHelp us keep Astronomy Cast ad-free: https://patreon.com/astronomycast We removed all ads from the show. We need to get to 1500 patrons to keep it this way. We need your support! Streamed live on Sep 7, 2026. Hosted by: Fraser Cain…
Show 7 more episodesShow fewer episodes
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Astronomy Cast Can't Go On Like This
September 15, 2026 · 9 minAfter 20 years, it's time to make some changes. With your patronage we can ditch the ads & turn up the science. Please join our Patreon community at patreon.astronomycast.com
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Ep. 800: The Beginning & End of Everything - Part 1
September 14, 2026 · 39 minStreamed live on Sep 7, 2026. Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) This show is supported through people like you on Patreon.com/AstronomyCast To celebrate our 20th season, we thought we'd go back right…
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Astronomy Cast Ep. 799: Heavy Lift Rockets
June 29, 2026 · 39 minAstronomy Cast Ep. 799: Heavy Lift Rockets By Fraser Cain & Dr. Pamela Gay Streamed live June 22, 2026. The Saturn 5 was a monster, capable of sending humans and a lander to the Moon and bringing them back again. But the number of heavy…
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Astronomy Cast Ep. 797: Summer in Space
June 15, 2026 · 35 minAstronomy Cast Ep. 797: Summer in Space By Fraser Cain & Dr. Pamela Gay Streamed live June 10, 2026. We're about to take a much needed 2 month hiatus. But just because we're not here doesn't mean space stops existing and doing things…
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Astronomy Cast Ep. 796: Oceans & Organics on Mars
June 8, 2026 · 31 minAstronomy Cast Ep. 796: Oceans & Organics on Mars By Fraser Cain & Dr. Pamela Gay Streamed live on Jun 1, 2026. Mars is cold & dry today, but the evidence is growing that it used to be warmer & wetter. with seas & oceans that covered large…
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Astronomy Cast Ep. 795: Expanse Science
June 1, 2026 · 32 minAstronomy Cast Ep. 795: Expanse Science By Fraser Cain & Dr. Pamela Gay Streamed live on May 10, 2026. This is the final episode of our series on sci-fi universes. And this week we will tackle "The Expanse". Now we've got fusion drives…
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Astronomy Cast Ep. 794: Stargate Science
May 18, 2026 · 39 minAstronomy Cast Ep. 794: Stargate Science By Fraser Cain & Dr. Pamela Gay Streamed live on May 10, 2026. We continue our ad-hoc miniseries through sci-fi franchises. This week we'll talk about Stargate, worm holes, mind parasites and…
About the show
Take 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 universe around us. Astronomy Cast is supported thru patreon.com/AstronomyCast.