Topics / Astronomy
Astronomy Podcasts
107 shows and 17,578 episodes sit under Astronomy.
Curated guide to astronomy podcasts in 2026: StarTalk Radio (Neil deGrasse Tyson), Science Friction (ABC) on Artemis, SpaceTime with Stuart Gary for weekly space news
Swipe · Astronomy only
Swipe through Astronomy
Save time discovering your next favourite podcast by listening to just the best minute of an episode.
The astronomy slate · every cover a link
All 107 astronomy shows →
The beat, written
What is actually on this beat
The quickest way into the night sky is to decide how you like your curiosity delivered. Some shows turn difficult ideas into quick conversation and jokes. Others work patiently through papers, build a lesson from first principles, or follow missions as unfolding stories. News bulletins offer a wide scan, while observing shows bring the scale back down to what can be seen from Earth; those are further options for listening.
For a wider range of scientific listening, move up to Science. Choose Physics when the governing ideas themselves are the destination, Earth Sciences when the focus stays on our own planet, or Biology when living systems take over the frame. Within Astronomy, the useful paths lead toward Cosmology & Astrophysics, Planetary Science & Astrobiology, Space Exploration & Missions, and Stargazing & Astronomy News.
Start with the conversation
StarTalk Radio is the broad, sociable entrance. Its explainer-and-comic-foil rhythm keeps technical language from sitting untouched for long: one voice develops the science while another interrupts, jokes, or asks for the version a general listener can carry away. The exchanges are brisk without feeling compressed, and digressions tend to become part of the explanation. For its more cosmic side, try The Hunt for Dark Energy with Jason Rhodes. Super Solar Storms with Lika Guhathakurta moves the attention closer to home without losing the show’s lively scale.
The Supermassive Podcast also makes questions the engine, though its handoffs among presenters, listener prompts, and guest explanations give it a more modular shape. Uncertainty is welcome here. The show's preference for approaching difficult terms directly comes through in a title such as What the heck are neutrinos?. For the practical end of Stargazing & Astronomy News, try Top Tips To See The Eclipse. If you enjoy patient misconception-clearing with room for play, this show is an easy choice.
Walkabout the Galaxy is rowdier. The panel moves through interruptions, corrections, nerdy riffs, and fake arguments before the science settles into focus. That looseness suits subjects with inherently strange edges: A Whisper of a Hint of Primordial Black Holes plus Earth BLOBs sounds exactly at home in its company. Planetary Nebulae and Active Asteroids Get a Closer Look shows how easily the same roundtable can cross from Cosmology & Astrophysics into Planetary Science & Astrobiology.
Papers, lessons, and the pleasure of working it out
StarXiv: a podcast discussing the latest astronomy papers sounds like researchers reading alongside one another rather than presenting a finished lecture. One speaker may carry a paper summary for several minutes while the others question a method, test an interpretation, or admit that a number needs another look. The technical vocabulary arrives without apology, but the mood stays companionable. You get a good sense of the show's taste for crossing scales in Episode 34 - The cosmic web, the ancient Milky Way, and planets around small stars. Episode 17 - detecting dark matter, unusual black holes and speedy stars is an equally dense route into Cosmology & Astrophysics.
Astronomy Cast is more deliberately instructional. Its two-person format builds through chained questions: what something is, why it is difficult, what has been tried, and what remains uncertain. The tone is warm and lightly comic, with concrete images doing much of the explanatory work. Astronomy Cast Ep. 789: What Happens When a Planet's Star Dies is a clean entry to stellar evolution, while Astronomy Cast Ep. 758: Non-Roving Rovers heads toward the engineering and planetary side. Listeners who like a lesson with visible thinking will settle in quickly.
Star Trails: A Weekly Astronomy Podcast takes the solo route. The narration is patient, science-literate, and willing to let wonder build across a longer passage, yet it keeps returning to concrete comparisons and practical observation. Radio Astronomy: Listening to the Universe moves beyond visible light, while Sunspots, Moon Tricks, and Meteors at Dawn sits closer to the sky a listener might actually step outside to watch. That makes the show a natural bridge between explanation and Stargazing & Astronomy News.
When the mission becomes the story
Science Friction (ABC) works through a measured partnership between scientific expertise and journalistic curiosity. Questions are allowed to finish, answers get room, and technical material enters through human-scale framing rather than a barrage of terminology. Its Artemis sequence offers a sustained route into Space Exploration & Missions. 07 | Artemis Explained: Moon flyby success and 12 | Artemis Explained: What a ride provide two points along that run.
The Space Show has a different texture: less studio intimacy, more public forum. Long setup questions lead into long answers, with mission detail and institutional context given space to accumulate. It suits listeners who would rather stay in the room for the full exchange than race toward a summary. 2026.08.05 | Juno at Jupiter: Science results briefing heads directly into planetary mission science. 2026.06.10 | Artemis III: Apollo 9 Redux brings historical comparison into the mission conversation.
Science & Futurism with Isaac Arthur stretches spaceflight into long-range speculation. The solo narration is dense, structured, and comfortable following an idea through categories, caveats, consequences, and the occasional dry aside. Mass Drivers on the Moon - Enabling a Lunar Economy is the practical-sounding on-ramp. At the far end of the scale, The End of Time: Heat Death, Big Rip, or Big Crunch? belongs with the largest questions in Cosmology & Astrophysics.
A wider scan, then back to the sky
SpaceTime with Stuart Gary has the momentum of a science-news bulletin and the density of an explainer. Stories tend to arrive claim first, followed by context, mechanism, and consequence, so a single episode can move quickly across several branches of astronomy. Microbial Hitchhikers: Contamination Risks on the Moon and Mars points toward Planetary Science & Astrobiology. Cosmic Dawn Discoveries: Black Hole Stars and Mars' Hidden Water spans a much wider distance, pairing early-universe scale with a planetary question.
Astronomy Astrophiz Podcast slows that pace through prepared interviews and a welcoming guide voice. Long, contextual questions give the other speaker room to develop the detail, while practical transitions keep the discussion easy to follow. Aurora Secrets & Space Weather: Dr. Maria-Theresia Walach | AstroPhiz 232 sits comfortably beside observational astronomy and solar activity. Astrophiz223-OctoberSkyGuide is the more direct route for someone who wants a sky guide rather than a theoretical excursion.
Taken together, these shows separate less by subject than by listening temperament. The same listener might want StarXiv: a podcast discussing the latest astronomy papers for close contact with current research, then switch to Walkabout the Galaxy when the brain needs more oxygen. Mission followers can move between the narrative patience of Science Friction (ABC) and the extended forum style of The Space Show. Observers have a gentler path through Star Trails: A Weekly Astronomy Podcast and Astronomy Astrophiz Podcast.
Where to start
Begin with StarTalk Radio if you want a broad, funny entrance that still respects the science. Choose Astronomy Cast for a structured lesson, especially if you like hearing the questions that organize an explanation. For a brisk scan across discoveries and missions, try SpaceTime with Stuart Gary. For something more technical and openly exploratory, go straight to StarXiv: a podcast discussing the latest astronomy papers.
Featured shows below are part of the PlayNext catalog. Updated weekly.
Featured shows
5 shows, described rather than listed
Each has a written blurb stored with the page, with the role its editor gave it on this beat.
Neil deGrasse Tyson's science-explainer-and-comedian-foil format with rotating expert guests. Big-tent astronomy, cosmology, and theoretical physics — all at a pop-science register that spans astrophysicists and casual listeners.
ABC Radio National's two-host science documentary show. Ran an eleven-episode real-time documentary on the Artemis II crewed lunar flyby in April 2026. Earlier Challenger Legacy miniseries covers the institutional history of crewed spaceflight.
Weekly science-news-bureau show covering astronomy, planetary science, and spaceflight. Dense, technically specific, broadcast-accessible. Names the instrument, the journal, and the mechanism in every story.
Long-running episode-per-topic curriculum show now past episode 789. Patient, question-driven, and unusually durable — episodes on technosignatures and rogue planets hold up years after release.
Researcher interviews and monthly sky guides spanning the amateur-to-enthusiast range. Monthly sky-guide episodes are the lowest-barrier entry into practical observational astronomy on this slate.
Where to start
5 routes in, one per reader
*Unveiling 11,000 New Asteroids and Earth's Local Origins* or *Black Hole Merger Sparks Gamma Ray Burst and Iodine Propulsion Revolution* are the entries depending on whether planetary science or high-energy astrophysics is the pull.
The *Artemis Explained* eleven-episode series (April 2026) is the entry — sequential, covers the crewed lunar flyby in real time from launch to splashdown.
*Cosmic Queries – Origins of the Universe, with Janna Levin* is the entry. Pair with *Dark Universe Decoded with Katherine Freese* for the dark-matter side of the same conversation.
*Astronomy Cast Ep. 789: What Happens When a Planet's Star Dies* is recent and self-contained. *Astronomy Cast Ep. 741: Technosignatures* is a good pacing test from the deeper catalog.
The monthly sky-guide episodes (*Astrophiz223-OctoberSkyGuide*, *Astrophiz207 - February SkyGuide*) are the entry — month-specific, concrete, no equipment required.
Glossary
Words this beat uses without explaining
The branch of astronomy concerned with the large-scale structure, origin, and evolution of the universe. Podcast coverage tends to center on the Big Bang, dark matter, dark energy, and the geometry of spacetime. StarTalk's Cosmic Queries episodes are the slate's primary cosmology entry point.
A planet orbiting a star other than the Sun. Exoplanet research — detection methods (transit, radial velocity, direct imaging), atmospheric characterization, and habitability assessment — is one of the fastest-moving fields in astronomy and appears frequently across this slate.
The study of the origin, evolution, and potential distribution of life in the universe. Covers prebiotic chemistry, extremophiles, biosignature detection (via missions like JWST), and the search for technosignatures. Appears in *Astronomy Cast Ep. 788: Life's Molecules Form in Space* and StarTalk guest episodes.
The study of planets, moons, asteroids, and comets — their composition, geology, atmospheres, and formation. Distinct from astrophysics (which focuses on stars and larger structures) and cosmology (which focuses on the universe's large-scale structure). OSIRIS-REx asteroid-sample science and lunar geology fall in this category.
Observable signals that could indicate the existence of technologically capable life beyond Earth — radio signals, atmospheric industrial chemicals, megastructure transits. Distinct from biosignatures, which are biological rather than technological in origin. Covered in *Astronomy Cast Ep. 741: Technosignatures*.
A neutron star with an exceptionally powerful magnetic field — among the strongest magnetic fields known in the universe. Magnetar formation and burst events are active areas of high-energy astrophysics. Covered in SpaceTime with Stuart Gary's *Magnetar Birth and Lunar Bombardment: Cosmic Revelations Unveiled*.