The 365 Days of Astronomy
From February 15, 2021. A newly found object nearly four times farther out from the Sun than Pluto now holds the record for the farthest observed in our solar system. Plus, forming Super Earths, finding potentially habitable planets, jellyfish galaxies, the Crab Nebula, and this week’s What’s Up. D100 in the Coma Cluster: 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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By - August 31, 2026. Recorded by our Editor, Richard Drumm. At least once in our lives, we’ve all seen a bright streak of light briefly blaze across the sky and have quickly referred to it as an asteroid, meteor, shooting star, comet, or some other whimsical name we’ve heard others use to describe it. For those calling it a meteor, you would be correct, but we’ll touch upon this later. The time it takes for a space rock, bolide being its scientific name, to travel through Earth's atmosphere and crash into the ground literally takes only a few seconds. But what happens to a space rock...
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From July 23, 2026. Hosted by Mike Simmons. Episode 19. - Visit our website! Dr. Kelly Blumenthal is an astrophysicist and science communicator who has lived in and worked with many communities across the United States and worldwide. These experiences have shaped Kelly’s perspectives on the importance of astronomy communication in building STEM opportunities for under-resourced people worldwide and its role in science generally. Kelly is now the director of the International Astronomical Union's Office of Astronomy Outreach (OAO), hosted by the National Astronomical Observatory of Japan in...
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Mapping Alien Worlds! Hosted by Dr. Paul M. Sutter. Just how hard are exoplanets observations? What kind of telescope will it take to find life? And how much information can we get out of a single pixel of light? 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...
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From September 10, 2007. Hosted by: Fraser Cain () and Dr. Pamela L. Gay () This is a very different episode of Astronomy Cast. As we mentioned last week, Pamela recently attended the Dragon*Con science fiction convention in Atlanta, Georgia. While she was there, she participated in a special live edition of Astronomy Cast with special guest Dr. Kevin Frazier. Kevin is a NASA scientist, and the science consultant for the TV shows Battlestar Galactica and Eureka. He and Pamela work through physics and astronomy in popular science fiction. What they get right, and what they get wrong... so very...
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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 January & February 2026. Today's 2 topics: - On Earth, human life is enabled by plants which provide us with calories, vitamins, fuel, medicines, and oxygen to breathe. In addition, recent scientific studies indicate that plant cultivation reduces anxiety and depression and has a positive influence on diabetes, heart disease, obesity, and longevity. Perhaps this is the reason that 80% of the cultivated plant species...
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Hosted by our Director, Avivah Yamani. September’s equatorial sky features Venus, Saturn, Mars, Jupiter, dark Milky Way nights, the September equinox, and a lunar occultation of Venus. 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 t-shirts, coffee mugs and other awesomeness! This...
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Hosted by: Dr. Pamela L. Gay () From September 1, 2026. In this special episode, funded by the National Science Foundation, we’re taking a break from the headlines to study the changing anatomy of a comet. 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 t-shirts, coffee mugs and...
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Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan who enjoy teaching astronomy classes and showing the public views through their telescopes. In Episode 549 of Actual Astronomy, hosts Chris and Shane present the Observer’s Calendar for September 2026, highlighting key celestial events for amateur astronomers throughout the month. Highlights include the Sept 1 Aurigids meteor shower peak, a Venus-Spica conjunction on Sept 2, two regional star parties in early September, and a Moon occultation of Jupiter on Sept 8. Observing targets throughout the...
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September Part 1! Paul Hill and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. So it turns out… -The Milky Way may have done a back flip… -News about the Swift telescope, -NASA raiding its bare cupboards, and -A super fast star. -A nova in Sagitta! Also… -Our usual skyguide and wittering. -Oh, and a song. You will be full of antici……….pation! 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...
info_outlineHosted by Rob Sparks.
The 10-year Legacy Survey of Space and Time has officially started, marking the beginning of a new era in astronomy and astrophysics. Over the next ten years, Rubin will relentlessly observe the entire southern sky every few nights to create an ultra-wide, ultra-high-definition time-lapse record of our Universe. This long-awaited milestone is the culmination of years of effort by thousands of people around the world. In this podcast, Dr. Christina Williams and Dr. Yumi Choi describe the LSST and its science goals as well as what they are most excited about researching with its groundbreaking data.
Bios:
- Rob Sparks is in the Communications, Education and Engagement group at NSF’s NOIRLab in Tucson, Arizona.
- Dr. Yumi Choi is an Assistant Astronomer at NSF NOIRLab. Her research focuses on understanding the formation and evolution of nearby galaxies. Her primary work utilizes high-precision, multi-band photometry to analyze resolved stellar populations in those galaxies. Beyond my independent research programs, she is a dedicated member of the Rubin Observatory Community Science Team.
Dr. Choi earned her PhD in Astronomy from the University of Washington in 2016. She subsequently held postdoctoral research positions at the University of Arizona’s Steward Observatory, Montana State University, and the Space Telescope Science Institute (STScI). Prior to her current appointment at NSF NOIRLab in 2023, she spent a year as an Assistant Researcher at the University of California, Berkeley.
- Dr. Christina C. Williams is an Associate Astronomer at NSF NOIRLab in Tucson, Arizona And an Assistant Research Professor at University of Arizona and a member of the James Webb Space Telescope (JWST) NIRCam instrument and science teams. Her research focuses on high-redshift galaxies, galaxy evolution, and star formation in the early Universe.
We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.
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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.