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The Last Minute Astronomer - January 2025

The 365 Days of Astronomy

Release Date: 01/04/2025

EVSN - Active Black Hole’s Surge in Brightness Due to Magnetic Flip show art EVSN - Active Black Hole’s Surge in Brightness Due to Magnetic Flip

The 365 Days of Astronomy

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 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!...

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Actual Astronomy - Mark Radice’s Recent Astronomy Adventures show art Actual Astronomy - Mark Radice’s Recent Astronomy Adventures

The 365 Days of Astronomy

Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. 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 constellations - NGC 253 galaxy; M8 Lagoon; Tarantula Nebula - Saturn - Neptune - Moon - Sirius and Pup   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production...

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Guide To Space - What Will It Take To Stay Healthy In Space? Practical Artificial Gravity show art Guide To Space - What Will It Take To Stay Healthy In Space? Practical Artificial Gravity

The 365 Days of Astronomy

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:   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 for cool Astronomy Cast and CosmoQuest...

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Ask A Spaceman Ep. 260: What’s the Big Deal with the Weak Force? show art Ask A Spaceman Ep. 260: What’s the Big Deal with the Weak Force?

The 365 Days of Astronomy

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: 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, Alberto M, Duncan M, Corey D, Michael P, Naila,...

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Astronomy Cast Ep. 771: Comet Tails show art Astronomy Cast Ep. 771: Comet Tails

The 365 Days of Astronomy

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 different colors and how they can be sometimes point AT the Sun.   Comets are one of the most animated and ephemeral targets for astronomy. From night to night they can change in shape and color, and every nuance tells us something. In...

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Travelers in the Night Eps. 349E & 350E: Trappist-1 Planets & Brute show art Travelers in the Night Eps. 349E & 350E: Trappist-1 Planets & Brute

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 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 planets. By carefully studying changes in the planet's transit timings and the shape of the dip in the host star's brightness as each planet transits across it, astronomers have been able to measure the orbital period, radius, and...

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ASTROMAN - Dark Sky Astrophotography in Dark Sky Regions show art ASTROMAN - Dark Sky Astrophotography in Dark Sky Regions

The 365 Days of Astronomy

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 ASTROMAN, is a transmedia astronomy educator, popular science author, STEAM educator, and science communicator in Hong Kong. He is recently the National Astronomy Education Coordinator (Chair...

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EVSN - JWST's Picture Album of Baby Stars, Planets, Moons & More show art EVSN - JWST's Picture Album of Baby Stars, Planets, Moons & More

The 365 Days of Astronomy

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 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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Cosmic Perspective - Veteran of 5 Space Shuttle Missions, Capt. Robert Cosmic Perspective - Veteran of 5 Space Shuttle Missions, Capt. Robert "Hoot" Gibson

The 365 Days of Astronomy

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 History", Andy Poniros Outro Music: “Funk 2001”, Larry Benigno Organization: Cosmic Perspective Radio   We've added a new way to donate to 365 Days of Astronomy to support...

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UNAWE Space Scoop: Lonely Planet — The Hungriest Exoplanet show art UNAWE Space Scoop: Lonely Planet — The Hungriest Exoplanet

The 365 Days of Astronomy

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 astronomers discovered a very special one in the southern constellation Chameleon. The rogue planet is named Cha (for Chameleon) 1107-7626 and is located about 620 light-years away. It has a mass of 5 to 10 times that of Jupiter and is still growing!    We've added a...

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Hi everybody, I’m Rob Webb, your Last Minute Astronomer, bringing astronomy to normies and nerds, with little time to spare. We’ll start by talking about January’s big events, then highlight the naked eye planets, and finish up with the lunar phases, so you can plan ahead better than me. 

 

January 2025 is a PLANETARY month! Mars gets big, Mars gets occulted, Mars gets outshined by Venus, Saturn, and Jupiter, then Venus and Saturn pass right by each other, and a brief but intense meteor shower shows up. 

 

13th - Occultation of Mars - MORE than a close encounter, Mars will be right next to the Moon all night, except for about an hour when the Moon occults Mars.  Around Philadelphia, the occultation starts at 9:17pm, when the Moon passes right in front of Mars.  This lasts until about 10:32pm, when Mars pops back out on the other side of the Moon.

 

Music was produced by Deep Sky Dude and used with permission. 

 

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.