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The 365 Days of Astronomy

365DaysOfAstronomy.org
Astronomy
Mars
NASA
Black Holes
James Webb Space Telescope
Jupiter
Exoplanets
Moon
Asteroids
Planetary Science Institute
Milky Way
Earth
Saturn
Artemis Program
Constellations
Cosmology
Hubble Space Telescope
Climate Change
Astrophysics
Dark Matter

The 365 Days of Astronomy podcast launched in 2009 as part of the International Year of Astronomy. This community podcast continues to bring you day after day of content across the years. Everyday, a new voice, helping you see the universe we share in a new way. This show is managed by Avivah Yamani, edited by Richard Drumm. This podcast is funded through Patreon.com/CosmoQuestX and produced out o... more

PublishesDailyEpisodes300Founded18 years ago
Number of ListenersCategories
AstronomyScience

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Artwork for The 365 Days of Astronomy

Latest Episodes

From February 10, 2021.

Hosted by Dr. Pamela L. Gay.

Scientists collected fresh data on Orion's bright star Betelgeuse to try and understand this star that caused so much controversy. They found it's smaller than previously calculated, and last y... more

spacescoop.org/en/scoops/2608/a-blazing-hot-world-with-a-buzzing-secret/

Hosted by our editor, Richard Drumm.

Far, far away from Earth, over 300 light-years away, is an incredible exoplanet called WASP-189b, in the constellation Libra, th... more

www.youtube.com/watch?v=gC4LEozmqXE

From Feb 16, 2020.

Hosted by Fraser Cain.

Near the end of 2019, astronomers watching the red giant Betelgeuse noted how much the star had dimmed, continuing to steadily fade for months. It's a variabl... more

July Part 2!

Paul Hill & Dr. Jenifer "Dr. Dust" Millard host.

Damien Phillips, John Wildridge and Dustin Ruoff produce.

Summer is here, so is the heat and so is the Eclipse! Chat, tips and hints about August's Eclipse and the Perseid meteor sh... more

Key Facts

Accepts Sponsors
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Number of Listeners
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Astronomy Cast
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Ask a Spaceman!Paul M. Sutter
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Space Nuts: Astronomy Insights & Cosmic DiscoveriesProfessor Fred Watson and Andrew Dunkley

Recent Guests

Roger Deane
Director of IDIA
Inter-University Institute for Data Intensive Astronomy (IDIA)
Episode: The Cosmic Savannah Ep. 84: Celebrating 10 Years of IDIA
Walter Silima
Astronomy Support Specialist at IDIA
IDIA
Episode: The Cosmic Savannah Ep. 84: Celebrating 10 Years of IDIA
Sally McFarlane
Associate Director for Development and Outreach, University of the Western Cape
IDIA/UWC
Episode: The Cosmic Savannah Ep. 84: Celebrating 10 Years of IDIA
Casper Werzuse
Catalina Sky Survey teammate mentioned in discussion
Catalina Sky Survey
Episode: Travelers in the Night Eps. 899 & 900: Hitch Hiking an Asteroid to Mars & Earth Life From Mars
Lily Zhao
Johns Hopkins University PhD student
Johns Hopkins University
Episode: Travelers in the Night Eps. 899 & 900: Hitch Hiking an Asteroid to Mars & Earth Life From Mars
Kacper Wierzchos
Catalina Sky Survey teammate, astronomer
Catalina Sky Survey
Episode: Travelers in the Night Eps. 897 & 898: Kacper's Comet & Pandora
André-Nicolas Chené
Assistant astronomer at NOIRLab, research on massive stars and stellar evolution
NOIRLab
Episode: NOIRLab - The First Magnetar Progenitor
Trisha Muro
Author and former physics teacher, science writer for Science News
Author of It's Just Rocket Science
Episode: EVSN - After Hours: Exploring Physics Through Spaceflight Missions with author Trisha Muro
Pamela Gay
Professor of astronomy invited as guest to discuss cosmology and Big Bang evidence
Southern Illinois University Edwardsville
Episode: Astronomy Cast Ep. 6: Ep. 6: More Evidence For the Big Bang

Host

Pamela Gay
Co-host, senior scientist with involvement in Space News segments

Reviews

4.4 out of 5 stars from 595 ratings
  • Gigling

    Stop the gigling!

    Apple Podcasts
    4
    Xanthan Gum
    Germany2 months ago
  • I don't care for all the tfake

    giggling and banter

    Podcast Addict
    1
    User1234
    7 months ago
  • Relaxing, Easy on the ears

    I love the story-telling feel to this podcast.

    Apple Podcasts
    5
    coolfactor
    Canadaa year ago
  • Unsubscribing Forever

    Pamela, please leave your political views out of a science podcast. You have lost a +5 year subscriber forever.

    Apple Podcasts
    1
    el_Bofo
    Canada2 years ago
  • over your head

    stick to what you know, go to behind the black website to get the real story

    Apple Podcasts
    1
    hamniko
    United States2 years ago

Listeners Say

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

Listeners praise accessible astronomy content and engaging hosts.
A few requests for quieter intros and more science-focused episodes.
Many enjoy deep dives and diverse guest voices.
Some listeners dislike the intro music and occasional political mentions.

Chart Rankings

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

Talking Points

Recent interactions between the hosts and their guests.

Ask A Spaceman Ep. 276: What Would Happen if the Sun…Stopped?
Q: What would happen if the Sun stopped fusion right now?
Nothing immediately dramatic; the Sun would continue to shine for a very long time due to stored heat and gravitational contraction, with changes unfolding over tens of thousands to millions of years, and neutrino signals would fade before visible changes become evident.
Cheap Astronomy - Dear CA Ep. 136: Complexities
Q: Dear Cheap Astronomy, why do solar eclipse paths of totality run in different directions?
The path directions result from the combination of the Moon's orbital motion, the Sun's apparent motion in the sky, and the observer's location on Earth. The eclipse trace is the intersection of the Moon's shadow with the Earth's surface, which shifts with latitude, the tilt of Earth's axis, and the relative timings of the Moon's crossing and the Sun's position.
Astronomy Cast Ep. 6: Ep. 6: More Evidence For the Big Bang
Q: What's next after discussing the basic lines of evidence for the Big Bang?
Pamela explains that cosmology continues to refine parameters and models by matching cosmic microwave background details and elemental abundances, while exploring inflationary scenarios to account for the observed uniformity and structure.
The Cosmic Savannah Ep. 083: Celebrating 20 Years of SALT
Q: What were the main challenges in convincing international partners to fund SALT?
Key challenges included securing half of the funding from outside South Africa, coordinating international institutions, and aligning government support with the project's ambitious engineering and scientific goals, all while navigating geopolitical and organizational logistics.
The Cosmic Savannah Ep. 083: Celebrating 20 Years of SALT
Q: What is SALT and what makes it unique?
SALT is the largest optical/infrared telescope in the Southern Hemisphere, built from 91 hexagonal segments to form a 10-meter aperture, offering substantial light-gathering power and multi-object spectroscopy capabilities that expanded both galactic and extragalactic studies in South Africa.

Audience Metrics

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Frequently Asked Questions About The 365 Days of Astronomy

What is The 365 Days of Astronomy about and what kind of topics does it cover?

A long-running daily science and astronomy show featuring a rotating cast of expert hosts who guide listeners through space news, deep dives, and thoughtful human-interest angles about exploration. Episodes blend mission updates, historical context, and approachable explanations, with a strong emphasis on education, outreach, and community support. Noteworthy is the inclusive, multi-voiced format and the ongoing collaboration with planetary science institutions that helps keep the content accessible to both enthusiasts and professionals.

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How many listeners does The 365 Days of Astronomy get?

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To see how many followers or subscribers The 365 Days of Astronomy has on Spotify and other platforms such as Castbox and Podcast Addict, simply upgrade your account. You'll also find viewership figures for their YouTube channel if they have one.

Which podcasts are similar to The 365 Days of Astronomy?

These podcasts share a similar audience with The 365 Days of Astronomy:

1. Universe Today Podcast
2. SpaceTime with Stuart Gary
3. Astronomy Cast
4. Ask a Spaceman!
5. Space Nuts: Astronomy Insights & Cosmic Discoveries

How many episodes of The 365 Days of Astronomy are there?

The 365 Days of Astronomy launched 18 years ago and published 300 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 The 365 Days of Astronomy?

Recent guests on The 365 Days of Astronomy include:

1. Roger Deane
2. Walter Silima
3. Sally McFarlane
4. Casper Werzuse
5. Lily Zhao
6. Kacper Wierzchos
7. André-Nicolas Chené
8. Trisha Muro

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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