Shows / The 365 Days of Astronomy
The 365 Days of Astronomy
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 of the Planetary Science Institute.
Episodes
The 365 Days of AstronomyH'ad Astra Historia - Ep 304: More 'This Month in Astronomical History' Sedna & Lunokhod
Today's 'guest' is HAD's This Month in Astronomical History. I'll be reading more essays from the archives: Emily McMahon's November 2020 essay titled, "Sedna…
The 365 Days of AstronomyCheap Astronomy - Dear CA Ep. 136: Complexities
Things aren't always straight-forward. Hosted by Steve Nerlich. Dear Cheap Astronomy – What's all the current fuss about dark energy? Some preliminary data…
The 365 Days of AstronomyAstronomy Cast Ep. 799: Heavy Lift Rockets
https://www.youtube.com/watch?v=aDgA3eiUANs Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live June 22, 2026. The Saturn 5…
The 365 Days of AstronomyTravelers in the Night Eps. 893 & 894: DarkSky Oregon & Discovery Night at the Schmidt
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyThe Cosmic Savannah Ep. 083: Celebrating 20 Years of SALT
Hosted by Dr. Jacinta Delhaize & François Campher. Jacinta and Francois wrap up Season 6 of The Cosmic Savannah with this exciting and reflective episode…
The 365 Days of AstronomyEVSN After Hours: Our Shape-Shifting Universe With Author Chanda Prescod-Weinstein
Hosted by Dr. Pamela L. Gay. From June 17, 2026. Join Pamela for an hour that looks at science and society as she talks with author and cosmologist Chanda…
The 365 Days of AstronomySpace Stories: Habitable Zone: The Search for Another Earth
Hosted by our Director, Avivah Yamani. What makes a planet potentially habitable? In this episode of Astronomy Words, we explore the habitable zone, also known…
The 365 Days of AstronomyAwesome Astronomy - June Part 2: The Secret History of a Space Mission
Paul Hill and Dr. Jenifer "Dr. Dust" Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. The idea that sparked a billion-dollar space…
The 365 Days of AstronomyDeep Astronomy - Planetary Environments and Health Risks
https://www.youtube.com/watch?v=Cil0v7dIkgc Hosted by Tony Darnell. Streamed live on Jul 6, 2017. If we send humans to Mars, will they be able to survive? How…
The 365 Days of AstronomyAstronomy Cast Ep. 798: Our Summer Media List
https://www.youtube.com/watch?v=3vQt1UYsV24 Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live on Jun 15, 2026. Well, we're…
The 365 Days of AstronomyTravelers in the Night Eps. 891 & 892: 2026 AA & 140 Meter Asteroids
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyAstroman - C Is For Constellation
From Orion and the Summer Triangle to Indigenous sky traditions, this episode explores how constellations became tools for navigation, storytelling, and…
The 365 Days of AstronomyEVSN - Tails SpaceX Fails, Heads We Lose the Earth
Hosted by Dr. Pamela Gay. From June 10, 2026. In this episode, we look at the SpaceX SEC initial filing and put its facts and figures in context and ask, can…
The 365 Days of AstronomyActual Astronomy - Telescope Powers
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan who enjoy teaching astronomy classes and showing the public views through their…
The 365 Days of AstronomyCheap Astronomy - Dear CA Ep. 135: Going Nuts
Are we really ready? Hosted by Steve Nerlich. From Dec 1, 2025. Cheap Astronomy tries to stay sane on a trip to Mars? Dear Cheap Astronomy – Will we just go…
The 365 Days of AstronomyAsk A Spaceman Ep. 274: Is Dust the Best Thing in the Universe?
All Hail Dust! Hosted by Dr. Paul M. Sutter. Why is dust so annoying? But where does it come from, and what can it do? And is dust responsible for the creation…
The 365 Days of AstronomyAstronomy Cast Ep. 797: Summer in Space
https://www.youtube.com/watch?v=tSIp-RwWegA Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live June 10, 2026. We're about…
The 365 Days of AstronomyTravelers in the Night Eps. 889 & 890: Lick Observatory & Comet 467P (Linear-Grauer)
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyNOIRLab - Strong Hints of Magnetic Fields On Exoplanets
Using the Gemini North telescope in Hawai'i and the European Southern Observatory's Very Large Telescope, a team of astronomers measured wind speeds on seven…
The 365 Days of AstronomyEVSN - Chasing Chemistry: Missions Measure Comet & Planet Atmospheres
From June 3, 2026. In this episode, we're going to look at Psyche's success at Mars, the cool 3I-ATLAS science coming from Europa Clipper and JUICE en route to…
The 365 Days of AstronomyActual Astronomy - Observer's Calendar for June
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan who enjoy teaching astronomy classes and showing the public views through their…
The 365 Days of AstronomyAwesome Astronomy - Psyche, Poet and Astronomy Exams
Paul Hill and Dr. Jenifer "Dr. Dust" Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. It's the chatty astrowaffle episode! Psyche…
The 365 Days of AstronomyDeep Astronomy - Vega: The Second Most Important Star in Our Sky
https://www.youtube.com/watch?v=0NEnjp1I6GQ Hosted by Tony Darnell. From Sep 7, 2017. Vega, or alpha lyrae, is the brightest star in the constellation Lyra the…
The 365 Days of AstronomyAstronomy Cast Ep. 796: Oceans & Organics on Mars
https://www.youtube.com/watch?v=HwCk5uldz4g Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live on Jun 1, 2026. Mars is cold…
The 365 Days of AstronomyTravelers in the Night Eps. 887 & 888: Apophis Bound & Investigating the Mystery of How Life Formed
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyEquatorial Sky Guide - June Episode
Hosted by our Director, Avivah Yamani. Mercury reaches its best evening appearance of the year, Venus and Jupiter meet in twilight, the Moon visits the…
The 365 Days of AstronomyEVSN - After Hours: Crowdsourcing Innovation with Trisha Epp
From May 27, 2026. Trisha Epp joins us to talking about NASA's collaboration with Freelancer, and how Innovation is now getting crowdsourced. Join in to learn…
The 365 Days of AstronomyGuide To Space - Lunar Rovers, From Apollo to Artemis
https://www.youtube.com/watch?v=larzCw9Vn-w From Jul 21, 2020. When the Apollo astronauts first landed on the Moon, they couldn't go far on foot. That's why…
The 365 Days of AstronomyAwesome Astronomy - June Part 1: Objects In the Golden Mirror May Be Closer
Paul Hill and Dr. Jenifer "Dr. Dust" Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. This month a bit of a JWST fest with news about…
The 365 Days of AstronomyAsk A Spaceman Ep. 273: What if the Universe Had No Beginning?
Hosted by Dr. Paul M. Sutter. What does is mean for the Universe to have a wave function? How does Hawking's "no boundary" proposal mean that the Universe…
The 365 Days of AstronomyAstronomy Cast Ep. 795: Expanse Science
https://www.youtube.com/watch?v=n14RYk2qFtc Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live on May 10, 2026. This is the…
The 365 Days of AstronomyTravelers in the Night Eps. 885 & 886: Dark Sky Network & Aviation and Space Weather
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyUNAWE Space Scoop - Story Of the Sun's 'Road Trip' Through the Milky Way With Friends
https://spacescoop.org/en/scoops/2605/story-of-suns-road-trip-through-the-milky-way-with-friends/ Did you know that our Sun and its many, uh, childhood friends…
The 365 Days of AstronomyEVSN - Astronomers: Improbability Finders
From May 20, 2026. Pamela is on the road in this episode as we look at how (and why) astronomers keep finding the improbable, follow the evidence to possible…
The 365 Days of AstronomyH'ad astra historia - Ep. 303: A Review of This Month in Astronomical History
Today's 'guest' is HAD's This Month in Astronomical History. I'll be reading two essays from the archives: Dr. Rebecca Charbonneau's Aug 2018 essay titled…
The 365 Days of AstronomySpace Stories - Exoplanets
Hosted by our Director, Avivah Yamani! Today we are traveling beyond our solar system to talk about one of the most exciting discoveries in modern astronomy…
The 365 Days of AstronomyExoplanet Radio - The First Exoplanet Of JWST
Hosted by Tony Darnell. From July 17, 2023. The James Webb Space Telescope Has confirmed its first exoplanet, LHS 475 b, in the southern constellation Octans…
The 365 Days of AstronomyAstronomy Cast Ep.139: Energy Levels & Spectra
http://www.astronomycast.com/archive/ From May 25, 2009. Last week (May 18, 2009) we took a peek into the tiny world of quantum mechanics, and its unintuitive…
The 365 Days of AstronomyTravelers in the Night Eps. 883 & 884: Theia & Turkeys and Asteroids
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyThe Cosmic Savannah - When Telescopes Think - AI and The Future of Astronomy
Hosted by Dr. Jacinta Delhaize, Dr. Tshiamiso Makwela, Dr. Daniel Cunnama & François Campher. In this episode of The Cosmic Savannah, Dan and Francois sit down…
The 365 Days of AstronomyEVSN - Uncommon Stars
From May 13, 2026. In today's episode where we look at the Voyager mission's exploration beyond our solar system, the organics Mars Curiosity Rover has…
The 365 Days of AstronomyActual Astronomy - Observing While the Moon is Up
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan who enjoy teaching astronomy classes and showing the public views through their…
The 365 Days of AstronomyGuide To Space - Many New Fast Radio Bursts Found, Including Another Repeater
https://www.youtube.com/watch?v=voRC5ImEMH4 From Jan 18, 2019. Hosted by Fraser Cain. One of the big mysteries in astronomy is unfolding right before our eyes…
The 365 Days of AstronomyAsk A Spaceman Ep. 272: Are Neutrinos Their Own Evil Twins?
Majorana particles! Hosted by Dr. Paul M. Sutter. What does "antimatter" actually mean? Can a particle be its own opposite? What would happen to it, and what…
The 365 Days of AstronomyAstronomy Cast Ep. 794: Stargate Science
https://www.youtube.com/watch?v=ZJ9GIAGMk2Q Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live on May 10, 2026. We continue…
The 365 Days of AstronomyTravelers in the Night Eps. 881 & 882: Dangerous Comets & David's Goliath PHA
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyASTROMAN - B for Big Dipper
Learn how the Big Dipper can guide you to the North Star and why this famous star pattern has helped travelers navigate for centuries. "ASTROMAN: the Dark Sky…
The 365 Days of AstronomyEVSN - Uranus' Odd Tilt Possibly Explained By New Model
From April 6, 2020. Tokyo Institute of Technology researchers have published a model that seems to explain Uranus' bizarre tilt - a collision between a young…
The 365 Days of AstronomySpace Stories - Shooting Stars
Hosted by our Director, Avivah Yamani! Discover the science behind shooting stars, from meteors and meteor showers to the cosmic debris constantly entering…
The 365 Days of AstronomyGuide To Space - Finally! An Explanation for One of the Most Powerful Supernovae Ever Seen
https://www.youtube.com/watch?v=OEZu3pXAFWY Hosted by Fraser Cain. From Jan 31, 2020. In 2006, astronomers spotted the telltale sign of a supernova detonating…
The 365 Days of AstronomyDeep Astronomy - Discoveries of JWST Ep. 6: Revealing the Universe's First Stars
https://www.youtube.com/watch?v=ZEsLOAJWEo8 Hosted by Tony Darnell. From May 30, 2025. Join this channel to get access to special content including…
The 365 Days of AstronomyAstronomy Cast Ep. 793: Star Trek Science
https://www.youtube.com/watch?v=5MqoQOXdQis Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live May 4, 2026. Today we…
The 365 Days of AstronomyTravelers in the Night Eps. 879 & 880: Lurking Asteroid & Carrington Anticipated
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…
The 365 Days of AstronomyNoirLab - NSF-DOE Vera C. Rubin Observatory Discovers Thousands of Asteroids
Scientists at NSF–DOE Vera C. Rubin Observatory, jointly funded by the U.S. National Science Foundation and the U.S. Department of Energy's Office of Science…
The 365 Days of AstronomyEVSN - The One With the Dark Matter
From May 6, 2026. In this episode, we're going to be looking back in time at how Dark Matter may have influenced the formation of Supermassive Blackholes…
The 365 Days of AstronomyActual Astronomy - The Observer's Calendar for May 2026
Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan who enjoy teaching astronomy classes and showing the public views through their…
The 365 Days of AstronomyAwesome Astronomy - AstroCamp Live Show
Paul Hill & Dr. Jenifer "Dr. Dust" Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. May Part 1. A show recorded with the happy campers…
The 365 Days of AstronomyAsk A Spaceman Ep. 271: What Happens When Light Goes Boom?
Cherenkov Radiation! Hosted by Dr. Paul M. Sutter. How can matter ever go faster than light? What happens when it does? Who discovered this, and what is it…
The 365 Days of AstronomyAstronomy Cast Ep. 792: Star Wars Science
https://www.youtube.com/watch?v=-NcTe-98ZlA Hosted by: Fraser Cain (@frasercain) and Dr. Pamela L. Gay (@CosmoQuest) Streamed live April 29, 2026. May the…
The 365 Days of AstronomyTravelers in the Night Eps. 877 & 878: Close Grazer & Comet Fragment
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at…