The Best Astronomy and Space Exploration Podcasts to Follow in 2026

Why Listen to Astronomy and Space Exploration Podcasts?

Astronomy and space exploration are moving quickly again. Artemis missions, private launch companies, planetary-defense work, exoplanet discoveries, space telescopes, sample-return missions, lunar science, and new commercial-space business models are all competing for attention. A good podcast helps turn that firehose into context.

The strongest astronomy and space podcasts do more than repeat headlines. They explain what a mission is trying to prove, why a discovery matters, how astronomers know what they know, and what trade-offs shape real space programs. Some shows on this list are official NASA productions; others are independent astronomy explainers, public-radio reporting projects, or specialist programs for listeners who follow spaceflight strategy and policy.

How We Chose These Podcasts

For this update, we favored podcasts with current public activity in 2026, a live official or primary listening page, a clear editorial identity, and enough quality or authority to justify a place in a curated list. We also tried to avoid stacking the page with several shows that serve the same purpose. The final selection balances NASA storytelling, astronomy education, weekly space news, astrophysics Q&A, spaceflight policy, and deeper commercial-space analysis.

Shows are listed alphabetically in the overview table. In the descriptions below, each entry includes a short editorial note on what the show is best for.

Best Astronomy, Space Science, and Space Exploration Podcasts

Here is an overview, sorted alphabetically (detailed descriptions are below the table):

Name	Focus	Host(s)
365 Days of Astronomy	Daily astronomy, space science, and community-produced explainers	CosmoQuest / Planetary Science Institute contributors
Are We There Yet?	Space exploration reporting, missions, and policy	Brendan Byrne and Central Florida Public Media
Ask a Spaceman!	Astrophysics Q&A and deep-space explainers	Paul M. Sutter
Astronomy Cast	Structured astronomy education, from planets to cosmology	Fraser Cain and Dr. Pamela Gay
Houston We Have a Podcast	Official NASA human-spaceflight interviews	NASA Johnson Space Center
Main Engine Cut Off	Spaceflight strategy, commercial space, policy, and launch analysis	Anthony Colangelo
NASA's Curious Universe	Official NASA storytelling, missions, science, and exploration	NASA
Planetary Radio	Planetary science, exploration, advocacy, and mission interviews	Sarah Al-Ahmed and The Planetary Society
Space Nuts	Astronomy news, cosmic discoveries, and listener questions	Andrew Dunkley and Professor Fred Watson
SpaceTime with Stuart Gary	Frequent astronomy, space, and science news	Stuart Gary
StarTalk Radio	Popular science, space, physics, and culture	Neil deGrasse Tyson and co-hosts
The Space Show	Long-form space development, policy, and commercial-space interviews	Dr. David Livingston
This Week in Space	Weekly space news, industry trends, and exploration analysis	Rod Pyle and Tariq Malik
Universe Today Podcast	Space news, astronomy Q&A, interviews, and explainers	Fraser Cain

Which Astronomy Podcast Should You Start With?

If you want one all-around space exploration podcast, start with Planetary Radio. If you want official NASA storytelling, choose NASA’s Curious Universe. For human spaceflight and Artemis coverage, go to Houston We Have a Podcast. If your goal is astronomy education, choose Astronomy Cast. For frequent space-news updates, try SpaceTime with Stuart Gary or This Week in Space. For commercial-space and policy analysis, Main Engine Cut Off is the most focused recommendation.

365 Days of Astronomy

Best for: Daily astronomy, space science, and community-produced explainers
Current status: Active daily feed; best for varied short astronomy segments.

The 365 Days of Astronomy podcast remains one of the most distinctive astronomy feeds online: a daily, community-driven mix of astronomy explainers, interviews, observing notes, and partner shows. It is less polished than a studio-branded program, but that is part of the appeal – the archive gives listeners a broad sampling of voices from across the astronomy community.

It works best for readers who want frequent, bite-sized astronomy content and do not mind that the format changes from episode to episode. For a curated list, it is worth keeping because it fills a role that the bigger interview shows do not.

Go to the 365 Days of Astronomy website

Are We There Yet?

Best for: Space exploration reporting, missions, and policy
Current status: Active weekly space reporting; strong replacement for dormant news feeds.

Are We There Yet? is a reporting-led space podcast from Central Florida Public Media, with a natural focus on launches, NASA, commercial spaceflight, and the people behind current missions. Its public-radio format gives it a different tone from conversational astronomy shows: tighter, more reported, and often closer to the space-coast beat.

It is a strong addition to this updated list because it helps readers follow space exploration as an ongoing story rather than as isolated mission announcements.

Go to the Are We There Yet? website

Ask a Spaceman!

Best for: Astrophysics Q&A and deep-space explainers
Current status: Active semimonthly; best for accessible astrophysics questions.

Astrophysicist Paul M. Sutter turns listener questions into approachable explanations of cosmology, black holes, relativity, dark matter, and other topics that can easily become intimidating. The tone is energetic without being simplistic, which makes it useful for curious beginners and science-minded listeners alike.

This is the best fit on the list for someone who has a big astronomy question – why the universe behaves a certain way, what a theory really means, or how scientists know what they claim to know.

Go to the Ask a Spaceman! website

Astronomy Cast

Best for: Structured astronomy education, from planets to cosmology
Current status: Active in 2026; essential educational astronomy show.

Astronomy Cast remains one of the safest recommendations in astronomy podcasting. Fraser Cain brings the questions of an informed enthusiast, while Dr. Pamela Gay supplies the scientific grounding. Episodes usually focus on one topic at a time, which makes the archive especially useful for students, teachers, and self-directed learners.

Keep this show high on the page: it is durable, educational, and still publishing new episodes. For many readers, it will be the best first subscription after Planetary Radio.

Go to the Astronomy Cast website

Houston We Have a Podcast

Best for: Official NASA human-spaceflight interviews
Current status: Active weekly NASA podcast; best for crewed exploration.

NASA Johnson Space Center’s official podcast is the most direct way for general listeners to hear from the astronauts, engineers, flight controllers, and scientists involved in human spaceflight. The show is especially strong on the International Space Station, Artemis, mission operations, astronaut training, and the practical details of sending people beyond Earth.

It replaces older, less active exploration podcasts well because it is authoritative, frequently updated, and focused squarely on human spaceflight.

Go to the Houston We Have a Podcast website

Main Engine Cut Off

Best for: Spaceflight strategy, commercial space, policy, and launch analysis
Current status: Active in 2026; best for space-policy and industry analysis.

Main Engine Cut Off is for readers who want more than a mission recap. Anthony Colangelo tracks the strategy behind launch companies, NASA programs, commercial space stations, lunar architecture, defense space, and space-policy decisions. The show is concise, opinionated, and much more analytical than a general astronomy podcast.

It is one of the best replacements for outdated industry-facing shows because it gives the updated list a credible commercial-space and policy voice.

Go to the Main Engine Cut Off website

NASA's Curious Universe

Best for: Official NASA storytelling, missions, science, and exploration
Current status: Active official NASA podcast; best polished science storytelling.

NASA’s Curious Universe is the most polished official NASA show for a broad audience. It leans into narrative storytelling rather than panel discussion, using NASA scientists, engineers, astronauts, and mission specialists to explain what the agency is doing and why it matters.

This is the right recommendation for readers who want NASA science and exploration without needing to follow every technical detail of launch vehicles, policy, or mission architecture.

Go to the NASA's Curious Universe website

Planetary Radio

Best for: Planetary science, exploration, advocacy, and mission interviews
Current status: Active weekly; best overall space-exploration podcast.

Planetary Radio should remain a centerpiece of the list. Produced by The Planetary Society, it combines mission updates, planetary science, advocacy, interviews, and recurring skywatching segments into a show that is accessible without being shallow.

For a general reader looking for one space exploration podcast to start with, this is probably the strongest all-around recommendation.

Go to the Planetary Radio website

Space Nuts

Best for: Astronomy news, cosmic discoveries, and listener questions
Current status: Active in 2026; best relaxed astronomy conversation.

Space Nuts is a conversational astronomy show built around current discoveries, cosmic mysteries, and listener questions. Professor Fred Watson brings scientific authority, while Andrew Dunkley keeps the pace accessible and informal.

It earns a place because it is active, friendly to non-specialists, and useful for readers who want astronomy news in a less formal format than a lecture-style show.

Go to the Space Nuts website

SpaceTime with Stuart Gary

Best for: Frequent astronomy, space, and science news
Current status: Active with frequent 2026 episodes; best for news volume.

SpaceTime with Stuart Gary is one of the most active astronomy and space-news podcasts on the list. Episodes tend to cover several stories in one feed: mission updates, astrophysics papers, planetary science, launches, and science-policy items.

It is not as beginner-first as some entries, but it is a strong recommendation for readers who want a regular feed of space and astronomy news rather than occasional deep dives.

Go to the SpaceTime with Stuart Gary website

StarTalk Radio

Best for: Popular science, space, physics, and culture
Current status: Active; best broad-audience science gateway.

StarTalk Radio is broader than astronomy, but it still belongs on a best space-podcast page because it is one of the most recognizable gateways into astrophysics and science culture. Neil deGrasse Tyson and rotating co-hosts use pop culture, comedy, and guest interviews to make big scientific questions feel approachable.

It is not the most specialized show here, but it remains valuable for readers who are space-curious rather than already embedded in astronomy news.

Go to the StarTalk Radio website

The Space Show

Best for: Long-form space development, policy, and commercial-space interviews
Current status: Active niche show; best for long-form space-development interviews.

The Space Show is a long-running specialist program focused on space development, policy, commerce, exploration, and science. It is more niche than the big public-facing podcasts, and episodes can be long and interview-heavy, but that is exactly why it still has value.

Keep it for readers who want depth on commercial space, space law, advocacy, and the history of space-development debates. It should not be presented as the easiest entry point, but it is still a credible specialist recommendation.

Go to the The Space Show website

This Week in Space

Best for: Weekly space news, industry trends, and exploration analysis
Current status: Active weekly; best current-events roundup.

This Week in Space is a weekly space-current-events show from TWiT, hosted by Rod Pyle and Tariq Malik. It covers NASA, commercial spaceflight, exploration plans, space policy, and the occasional historical or cultural angle, usually with a guest who can add context.

It is a strong replacement for dormant news podcasts because it gives the updated page a dependable weekly show focused on the modern space industry and exploration landscape.

Go to the This Week in Space website

Universe Today Podcast

Best for: Space news, astronomy Q&A, interviews, and explainers
Current status: Active 2014-2026 feed; best high-volume astronomy feed.

Fraser Cain’s Universe Today Podcast is a high-volume companion to the long-running Universe Today site and video channels. The feed blends space-news updates, Q&A sessions, interviews, and explainers, making it useful for listeners who want a steady stream rather than a single weekly show.

Because Cain also co-hosts Astronomy Cast, this entry overlaps slightly, but the two feeds serve different needs: Astronomy Cast is structured and topic-led; Universe Today is faster and more news-driven.

Go to the Universe Today Podcast website