The 365 Days of Astronomy

Episode 207. Today's guest: Professor Thomas Hockey , with the University of Northern Iowa, is the recipient of HAD's 2026 LeRoy E. Doggett Prize, which is awarded biennially to an individual who has significantly influenced the field of the history of astronomy by a career-long effort. In our interview, we'll hear about his background and explore some of his many achievements. This is the first o...

Hosted by Steve Nerlich . From October 14, 2024. Episode 5 — Too much is never enough. Cheap Astronomy's vision for space exploration: build whopping-big telescopes and send the robots.   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.   Just visit: https://www.patreon.com/365DaysOfAstronomy and donate as much as you can! Share the podcas...

https://www.youtube.com/watch?v=_BOqF2XknOc From Jan 12, 2018. Hosted by Tony Darnell. Like this content? Please consider becoming a patron:   https://www.patreon.com/profile/creators?u=2493405 On January 11, 2017 the Spitzer and Hubble Space Telescope missions released an amazing flythrough of the Orion Nebula, or M42.   Never before have we had such a detailed look at this naked eye object in tw...

https://www.youtube.com/watch?v=panahVzZ6nw Hosted by: Fraser Cain and Dr. Pamela L. Gay. Streamed live on Nov 9, 2025. It's time once again for our annual gift giving guide. We've got recommendations for books, movies, TV shows, games and of course astronomy gear to satisfy the space nerds in your family. The Christmas season is almost upon us, and with it comes excuses to inject science into the...

Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org From August & September 2025. Today's 2 topics: - When it was first spotted by astronomers at Space Watch on Kitt Peak, 2008 GO98 appeared to be one of many outer main belt asteroids moving throu...

Hosted by Dr. Jacinta Delhaize, Dr. Tshiamiso Makwela & Dr. Daniel Cunnama. Watch the whole show on YouTube! [Editor's note: Start at 20:28 where the audio starts with some rocking marimba action! The last 5 minutes here are more tunes from the marimba band.] https://www.youtube.com/live/Dgw6mz5bTG4?si=xAr-fa0GvLwpT-pc This week, join us for a special live episode from the 2024 IAU General Assembl...

From May 10, 2022. A luminous black hole already classified as an active galactic nucleus brightened suddenly in recent ground and space observations, and the cause may be due to a sudden flip in the magnetic poles. Plus, community science, rockets, Ingenuity, and an interview with Dr. Cathy Weitz from Planetary Science Institute.   We've added a new way to donate to 365 Days of Astronomy to suppo...

Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. actualastronomy@gmail.com Our friend Mark Radice joins us to talk about his recent trip to Namibia where he helps run astronomy tours at a ranch. Great fun observing with guests and celestial sights including: - Alpha Centauri double star - 47 Tucanae – simply stunning - Comet SWAN (couldn't see Lemon) - Milky Way con...

https://www.youtube.com/watch?v=SHfUbNRO-3A From Mar 14, 2018. One of the biggest problems of spaceflight is the total lack of gravity. Here are some proposals that could generate artificial gravity through rotating spacecraft.   Sign up to my weekly email newsletter: https://www.universetoday.com/newsletter   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, an...

Hosted by Dr. Paul M. Sutter. How did we discover the weak nuclear force? Why is it so strange compared to the other forces? What do mirrors have to do with all of this? I discuss these questions and more in today's Ask a Spaceman!   Support the show: http://www.patreon.com/pmsutter All episodes: http://www. AskASpaceman.com Watch on YouTube: http://www.youtube.com/PaulMSutter Read a book: https:/...

https://www.youtube.com/watch?v=whMphW1Tb5I Hosted by: Fraser Cain and Dr. Pamela L. Gay Streamed live on Nov 8, 2025 . With the arrival of the comet 3I/Atlas (Asteroid Terrestrial-impact Last Alert System), the world is getting a crash course in comets, their behavior, and of course their tails. Today we're going to talk about comets and their tails, why they exist, how they grow, why they can be...

Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org From August 2025. Today's 2 topics: - The Trappist-1 planetary system located about 40 light years away in the constellation of Aquarius consists of a small red dwarf star and 7 Earth sized plane...

Episode 11. "ASTROMAN: the Dark Sky Guardian" is a podcast channel that aims to explore popular science in multiple disciplines and research on interdisciplinary approaches, such as sustainability, dark-sky protection, astrophotography, space exploration, astronomy innovation, inclusive science communication, and STEAM Education by integrating science and arts.   Exodus CL Sit, also known as the A...

From November 5, 2025. In this episode, we look at some of our latest discoveries about the formation of star systems, including planets and moons, and the growth of black holes. We also take a closer look at our brightening skies, and the missions set to make things worse. We also cover the latest tales from the launch pad.   We've added a new way to donate to 365 Days of Astronomy to support edi...

Hosted by Andy Poniros. Info: Author, fighter pilot, test pilot, & veteran of 5 Space Shuttle missions, Captain Robert "Hoot" Gibson discusses his books, as well as his fighter pilot experiences in the Vietnam war, & his Space Shuttle missions... Including piloting the 1st untethered astronaut spacewalk, mission STS-41B & his perilous top secret mission STS-27R.   Intro Music: "A Moment in Space H...

https://spacescoop.org/en/scoops/2524/lonely-planet-the-hungriest-found-in-space/ Hosted by Richard Drumm, our editor. You've probably heard of exoplanets. Planets that orbit stars other than our Sun. But did you know that there are objects with a mass similar to a planet that float free in space, that don't orbit a star? These lonely wanderers are called rogue planets.   Recently, a team of astro...

Hosted by Tony Darnell. From August 17, 2024. An international team of astronomers has directly imaged this exoplanet, one of the coldest ever seen.  The team observed Epsilon Indi Ab using the coronagraph on Webb's Mid-Infrared Instrument. Only a few tens of exoplanets have ever been directly imaged by space- and ground-based observatories.  These observations are ushering in a completely new era...

https://www.youtube.com/watch?v=14QKJkt3cIE Streamed live on Nov 3, 2025. Hosted by: Fraser Cain and Dr. Pamela L. Gay. It is arguable that humanity now has the technological ability to live on Mars. It would be done at enormous expense and sacrifice, and there are some tricky problems that we haven't solved yet. Although we could live on Mars, should we? There is a famous quote from Jurassic Park...

Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org From July & August 2025. Today's 2 topics: - 24 hours a day, 16,600 feet above sea level in the high dry desert of northern Chile, the 66 antennas of 1.4 billion dollar Atacama Large Millimeter/s...

Hosted by Avivah Yamani, our Director. From latin "nebula" to stellar nurseries & ghostly shells, this episode dives into emission, reflection, dark, planetary nebulae and supernova remnants. These are the cosmic clouds at the start of star life and at the end of star life. Cradles and echoes of starlight, all in one story!   We've added a new way to donate to 365 Days of Astronomy to support edit...

From April 14, 2021. Fermilab released the first results of their Muon g-2 experiment this week, and the fundamental particles don't behave as predicted by the Standard Model of particle physics. Plus, dust, more dust, Martian water (again), and a review of Packing for Mars by Mary Roach.   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs....

Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. actualastronomy@gmail.com Episode 507. 1st - Carbon Star V Air best tonight 2nd - Saturn Neptune and Moon congregate in evening sky 4th - Two Shadows on Jupiter IO and Euorpa after 10pm here for us so that's midnight EST. 5th - Full Moon (closest moon of the year) Asteroid Victoria at opposition. Asteroid "12 Victoria...

Paul Hill, Ralph Wilkins and Dr. Jenifer "Dr. Dust" Millard host.   Damien Phillips, John Wildridge and Dustin Ruoff produce. November Part 1. Time for a Comet 3I/ATLAS deep dive, a chat about Paul's recent visit to the Cerne Abbas Starparty in Dorset and our new extended skyguide.   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.   Just...

Hosted by Dr. Paul M. Sutter. Is the Universe infinite? What about the cosmological horizons, the limits to what we can see? Will we ever know for sure what's beyond them? I discuss these questions and more in today's Ask a Spaceman!   Support the show: http://www.patreon.com/pmsutter All episodes: http://www. AskASpaceman.com Watch on YouTube: http://www.youtube.com/PaulMSutter Read a book: https...

http://www.astronomycast.com/archive/ From April 29, 2007. What a week! Astronomers announced the discovery of an Earth-sized planet orbiting the nearby star Gliese 581! We talk about the technique used to discover the planet, the possibilities of finding even smaller planets, and what the future holds for finding another Earth.   We've added a new way to donate to 365 Days of Astronomy to support...