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Ask A Spaceman Ep. 271: What Happens When Light Goes Boom?

The 365 Days of Astronomy

Release Date: 05/05/2026

Equatorial Sky Guide - June Episode show art Equatorial Sky Guide - June Episode

The 365 Days of Astronomy

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 planets, and the Milky Way shines brightly over equatorial skies. Join us for a tour of the June 2026 night sky. Clear skies!   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.  Just visit: and donate as much as you can! Share the podcast with your friends and send the Patreon link to them too!  Every bit helps! Thank you! ------------------------------------ Do go visit...

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EVSN - After Hours: Crowdsourcing Innovation with Trisha Epp show art EVSN - After Hours: Crowdsourcing Innovation with Trisha Epp

The 365 Days of Astronomy

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 how to launch your own Moonshot! Guest Trisha Epp is a Physicist, Philosopher, and Futurist with a Masters in Geophysics from CalTech and a duel bachelors in physics and philosphy from the University of British Columbia. Since 2023, she's been the Director of Innovation for 's "NASA Tournament Lab". This crowdsourcing innovative invites the public to help solve global problems ranging from maternal morbidity to risk prediction.  ...

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Guide To Space - Lunar Rovers, From Apollo to Artemis show art Guide To Space - Lunar Rovers, From Apollo to Artemis

The 365 Days of Astronomy

From Jul 21, 2020. When the Apollo astronauts first landed on the Moon, they couldn’t go far on foot. That’s why the three final missions were equipped with Lunar Roving Vehicles, or Moon buggies, which allowed the astronauts to cover much more ground and do more science.   Now that NASA is returning to the Moon by 2024 as part of its Artemis Program, it’s considering a fleet of new vehicles that will help astronauts roam far and wide across the surface of the Moon.    60 fps Apollo Videos from Dutchsteammachine:   We've added a new way to donate to 365 Days of...

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Awesome Astronomy - June Part 1: Objects In the Golden Mirror May Be Closer show art Awesome Astronomy - June Part 1: Objects In the Golden Mirror May Be Closer

The 365 Days of Astronomy

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 cosmic Web (Webb?! ) and those little red dots that seem to be breaking cosmology. There is also our normal skyguide and moon guide.   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.  Just visit: and donate as much as you can! Share the podcast with your friends and send the Patreon link to them too!  Every bit helps! Thank you!...

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Ask A Spaceman Ep. 273: What if the Universe Had No Beginning? show art Ask A Spaceman Ep. 273: What if the Universe Had No Beginning?

The 365 Days of Astronomy

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 comes from itself? And is it really the final answer? I discuss these questions and more in today’s Ask a Spaceman!   Support the show: All episodes: Watch on YouTube: Read a book:   Keep those questions about space, science, astronomy, astrophysics, physics, and cosmology coming to #AskASpaceman for COMPLETE KNOWLEDGE OF TIME AND SPACE!   Big thanks to my top Patreon supporters this month: Justin G, Chris L,...

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Astronomy Cast Ep. 795: Expanse Science show art Astronomy Cast Ep. 795: Expanse Science

The 365 Days of Astronomy

Hosted by: Fraser Cain () and Dr. Pamela L. Gay () Streamed live on May 10, 2026. This is the final episode of our series on sci-fi universes. And this week we will tackle “The Expanse”. Now we’ve got fusion drives, Proto-matter, g-forces! Listen up, belta lawda! Let's look at the science of our own possible (with a side of aliens) future.    This show is supported through people like you on Patreon.com/AstronomyCast  In this episode, we'd like to thank: Andrew Poelstra, Burry Gowen, David, David Rossetter, Ed, Eric Lee, Gerhard Schwarzer, Jason Kwong, Jeanette Wink, Joe...

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Travelers in the Night Eps. 885 & 886: Dark Sky Network & Aviation and Space Weather show art Travelers in the Night Eps. 885 & 886: Dark Sky Network & Aviation and Space Weather

The 365 Days of Astronomy

Dr. Al Grauer hosts. Dr. Albert D. Grauer ( ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. From February 2026. Today's 2 topics: - Around the world those who value the natural night sky are evaluating the effects of light pollution. In addition to impairing astronomy and star gazing the past 100 years of increasing light pollution is proving to be harmful to human health and the natural world upon which we all depend. The purpose of the Dark Sky Network is monitor and facilitate the mitigation of the harmful...

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UNAWE Space Scoop - Story Of the Sun’s ‘Road Trip’ Through the Milky Way With Friends show art UNAWE Space Scoop - Story Of the Sun’s ‘Road Trip’ Through the Milky Way With Friends

The 365 Days of Astronomy

Did you know that our Sun and its many, uh, childhood friends were all born at a place much closer to the center of our Galaxy? Over the years, our Sun and its friends have been on sort of a speedy galactic tour traveling a distance of almost 10,000 light-years from the center of the Milky Way. But traveling much farther than that on a long curved trajectory! Astronomers call this the ‘mass migration’ of stars. Kind of like a flock of migrating birds.    How and when did these stellar siblings migrate to where they are now? To find out, a team of astronomers did some galactic...

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EVSN - Astronomers: Improbability Finders show art EVSN - Astronomers: Improbability Finders

The 365 Days of Astronomy

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 sources of little red dots, study the power of big star clusters to move gas, and examine the merger history of little black holes into bigger ones.   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.  Just visit: and donate as much as you can! Share the podcast with your friends and send the Patreon link to them too!  Every bit helps! Thank you!...

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H’ad astra historia - Ep. 303: A Review of This Month in Astronomical History show art H’ad astra historia - Ep. 303: A Review of This Month in Astronomical History

The 365 Days of Astronomy

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 Mysterious Wow! Signal” and Dr. Richard Fienberg’s May 2022 essay titled, “The First Telescope on the Moon.” This Month in Astronomical History is a lead-in to next month’s interview with the new Editor, Dr. Mugdha Polimera.   H’ad astra historia is the official podcast for the Historical Astronomy Division of the American Astronomical Society. We’re here to share stories from and about the people who...

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More Episodes

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 good for? 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://www.pmsutter.com/books

 

Keep those questions about space, science, astronomy, astrophysics, physics, and cosmology coming to #AskASpaceman for COMPLETE KNOWLEDGE OF TIME AND SPACE!

 

Big thanks to my top Patreon supporters this month: Justin G, Chris L, Alberto M, Duncan M, Corey D, Michael P, Naila, Sam R, Joshua, Scott M, Rob H, Scott M, Louis M, John W, Alexis, Gilbert M, Rob W, Jessica M, Jules R, Jim L, David S, Scott R, Heather, Mike S, Pete H, Steve S, Lisa R, Kevin B, Aileen G, Deb A, Michael J, Phillip L, Steven B, Mark R, Alan B, Craig B, Richard K, Joe R, David P, Justin, Robert B, Tracy F, Ella F, Thomas K, James C, Syamkumar M, Homer V, Mark D, Bruce A, Tim Z, Linda C, The Tired Jedi, Bob C, Stephen A, James R, Allen E, Michael S, Sheryl, David W, Chris, Michael S, Erlend A, James D, Karl W, Den K, Edward K, Scott K, Vivek D, M0PPET, Barbara C, Brad, Azra K, Steve R, Koen G, Scott N, M D Malahy, Brian O, and Alonna M!

 

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 podcast with your friends and send the Patreon link to them too! 

Every bit helps! Thank you!

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The 365 Days of Astronomy Podcast is produced by the Planetary Science Institute. http://www.psi.edu

Visit us on the web at 365DaysOfAstronomy.org or email us at info@365DaysOfAstronomy.org.