Best Astronomy Cast Podcasts (2023)

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Astronomy Cast

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Ep. 684 – Too Big, Too Soon: Massive Early Galaxies Defy Expectations 29:12

14h ago29:12

29:12

One of JWST’s top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature than expected, much earlier than it was believed possible. What’s going on and what does it mean for cosmology? Download MP3 | Show Notes | Transcript Show N…

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Astronomy Cast

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Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations 29:13

10h ago29:13

29:13

Astronomy Cast Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations by Fraser Cain & Dr. Pamela Gay Streamed live on May 29, 2023. One of JWST’s top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature than expec…

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The 365 Days of Astronomy

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Astronomy Cast Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations 29:39

7h ago29:39

29:39

https://www.youtube.com/watch?v=1ics9AGJigc Streamed live on May 29, 2023. One of JWST’s top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature than expected, much earlier than it was believed possible. What’s going on and wha…

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Astronomy Cast

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Ep. 683: Cosmic Dawn 26:54

7d ago26:54

26:54

Astronomy Cast Ep. 683: Cosmic Dawn by Fraser Cain & Dr. Pamela Gay Streamed live on May 22, 2023. After the cosmic microwave background radiation was released, the Universe returned to darkness, cloaked in this clouds of primordial hydrogen and helium. Gravity pulled these vast clouds into the first stars, and then the first galaxies. This is Cosm…

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Mythical Astronomy of Ice and Fire

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Alys Rivers cast! House of the Dragon Season 2 Casting News 14:05

18d ago14:05

14:05

That's right, the big one we've been waiting for, Alys RIvers! We've also learned who will play the mysterious Alyn of Hull, Ser Simon Strong (Larys Clubfoot's great-uncle), and Ser Gwayne Hightower (Alicent's younger brother). Spoiler-free analysis & character previews followed by a bit of Fire & Blood spoiler commentary!…

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The 365 Days of Astronomy

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The Daily Space - Thirty Comets Spotted Orbiting Alien Star 21:59

29m ago21:59

21:59

From April 29, 2022. Using data from TESS, a new paper presents evidence for the discovery of thirty potential comets orbiting in the Beta Pictoris system. Plus, astrobiology research, water on the Moon, solar system formation, and a review of “The Adam Project” starring Ryan Reynolds. We've added a new way to donate to 365 Days of Astronomy to sup…

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The 365 Days of Astronomy

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Ask A Spaceman Ep. 201: How Does Light Slow Down? 41:27

1h ago41:27

41:27

If light always travels at the speed of light, how does it slow down when passing through air or water? Does it matter is light is made of particles or waves? What’s the difference between phase velocity and group velocity, and how does that all play into this? I discuss these questions and more in today’s Ask a Spaceman! This episode is sponsored …

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Astronomy Cast Full Raw Feed

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Ep. 684: Too Big, Too Soon: Massive Early Galaxies Defy Expectations 56:32

4h ago56:32

56:32

One of JWST’s top jobs is to peer deeper into the Universe than ever before, watching as the first galaxies came together. Surprisingly, astronomers found galaxies that seemed much more mature than expected, much earlier than it was believed possible. What’s going on and what does it mean for cosmology?…

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Mythical Astronomy of Ice and Fire

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Why Rhaenys Didn't Dracarys - House of the Dragon ep9 Review 18:35

1d ago18:35

18:35

Why didn't princess Rhaenys have her dragon Meleys roast everyone on the royal dais? It's a complex question, but I'll untangle it for you, and give you some insight on Helaena's prophecy and the dragonpit in general. House of the Dragon Playlist: https://youtube.com/playlist?list=PLEHvft-cyPmDKN99XRXTtoHGCy1fHGHNX…

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Big Picture Science

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Skeptic Check: The Body Electric 55:31

14h ago55:31

55:31

Electricity plays an important role in our everyday lives, including allowing our bodies to communicate internally. But some research claims electricity may be used to diagnose and treat disease? Could electric pulses one day replace medications? We speak with experts about the growing field of bioelectric medicine and the evidence for electricity’…

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The 365 Days of Astronomy

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Travelers in the Night Eps. 679 & 680: Hammer & Comets and Asteroids 5:30

1d ago5:30

5:30

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 Today's 2 topics: - When Asteroid Hunters find a relatively large asteroid on a collision course with planet Earth, the challenge is to change it…

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The 365 Days of Astronomy

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Observing With Webb - June Episode 20:33

2d ago20:33

20:33

Welcome to Observing With Webb, where a high school astronomy teacher tells you what you’re looking at, why it’s so cool, and what you should check out later this month…at night. Venus shines bright at sunset all month, with Mars nearby, while Saturn, Jupiter, and even Mercury shine in the mornings, and the Beehive Cluster gets two wandering guests…

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The 365 Days of Astronomy

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Guide To Space - What Are Wormholes? Connecting Two Points in Spacetime 7:23

3d ago7:23

7:23

https://www.youtube.com/watch?v=lF8Ehk7JbkY Fron Dec 7, 2015. In science fiction, wormholes are a method often used to travel great distances across space. Are these magic bridges really possible? Support us at: http://www.patreon.com/universetoday More stories at: http://www.universetoday.com/ Follow us on Twitter: @universetoday We've added a new…

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Mythical Astronomy of Ice and Fire

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The Green Coup - House of the Dragon 20:11

5d ago20:11

20:11

Will the Greens try to pull a coup next week? Probably. Did they already try to pull one last week, with Vaemond as their trojan horsee? Why yes, yes they did. (NO SPOILERS!) House of the Dragon Playlist: https://youtube.com/playlist?list=PLEHvft-cyPmDKN99XRXTtoHGCy1fHGHNXBy David Lightbringer

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The 365 Days of Astronomy

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Actual Astronomy Ep. 330: Objects to Observe in June 26:23

4d ago26:23

26:23

Hosted by Chris Beckett & Shane Ludtke, two amateur astronomers in Saskatchewan. actualastronomy@gmail.com We’re recording this early, in fact I’m writing these notes up on May 5th! That’s a record for us but we’re both away on alternating weeks so when the bright naked eye comet is shining overhead this month and you’re wondering why we didn’t men…

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The 365 Days of Astronomy

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The Daily Space - How Atmospheric Methane Could Be a Sign of Life 25:54

5d ago25:54

25:54

From March 29, 2022. Join us as we take a deep dive into the history of atmospheric methane on Mars and Titan, how that methane could be a sign of life, and what methane means for future missions and science. Plus, a planetary nebula, a supernova, ancient helium, and a couple of rockets. We've added a new way to donate to 365 Days of Astronomy to s…

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The 365 Days of Astronomy

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UNAWE Space Scoop - Fast & Furious Starring Dual Quasars 6:34

6d ago6:34

6:34

https://spacescoop.org/en/scoops/2311/fast-and-furious-starring-dual-quasars/ Astronomers describe 'cosmic noon' as a dramatic period in the history of our Universe when it was buzzing with galaxy mergers and furious star formation. Observing these mergers has been relatively rare and challenging, since the Universe was very young back when the mer…

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Mythical Astronomy of Ice and Fire

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Aemond One-Eye & the Kids in the Cave (House of the Dragon) 29:55

8d ago29:55

29:55

The entire fight with the kids in the cave was high symbolism, and Aemond One Eye - a character book readers have been waiting for - made a grand entrance by claiming Vhagar! Plus - Helaena's prophecies, Targaryen parenting corner, Nanny Vhagar hidden audio, and more! House of the Dragon Playlist: https://youtube.com/playlist?list=PLEHvft-cyPmDKN99…

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Astronomy Cast Full Raw Feed

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Ep. 683: Cosmic Dawn 1:02:18

7d ago1:02:18

1:02:18

After the cosmic microwave background radiation was released, the Universe returned to darkness, cloaked in this clouds of primordial hydrogen and helium. Gravity pulled these vast clouds into the first stars, and then the first galaxies. This is Cosmic Dawn, and JWST will help us probe this mysterious time in the Universe.…

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The 365 Days of Astronomy

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Astronomy Cast Ep. 683: Cosmic Dawn 27:21

7d ago27:21

27:21

https://www.youtube.com/watch?v=liamHeGTrOg Streamed live on May 22, 2023. After the cosmic microwave background radiation was released, the Universe returned to darkness, cloaked in this clouds of primordial hydrogen and helium. Gravity pulled these vast clouds into the first stars, and then the first galaxies. This is Cosmic Dawn, and JWST will h…

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Big Picture Science

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Life in the Solar System 54:00

8d ago54:00

54:00

Spewing lava and belching noxious fumes, volcanoes seem hostile to biology. But the search for life off-Earth includes the hunt for these hotheads on other moons and planets, and we tour some of the most imposing volcanoes in the Solar System. Plus, a look at how tectonic forces reshape bodies from the moon to Venus to Earth. And a journey to the c…

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The 365 Days of Astronomy

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Travelers in the Night Eps. 677 & 678: 30 Years of Fireballs & Greg’s Comet 5:30

8d ago5:30

5:30

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 Today's 2 topics: - Fireballs are meteors which become brighter than the planet Venus and can sometimes be seen in the daytime. If you are lucky …

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The 365 Days of Astronomy

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The Cosmic Savannah Ep. 45 - The James Webb Space Telescope 37:14

9d ago37:14

37:14

Hosted by Dr. Jacinta Delhaize & Dr. Daniel Cunnama. From November 22, 2021. JWST’s goal is to push the boundaries of astronomy and cosmology by observing some of the most distant events and objects in the universe, such as the formation of the first stars and galaxies. The JWST is able to look into the atmospheres of potentially habitable exoplane…

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The 365 Days of Astronomy

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Astro Folklore - Polaris and the Big Dipper Story From Mongolia 7:38

10d ago7:38

7:38

Hosted by Avivah Yamani. This is a story from Mongolia about The Golden Picket Star and the Seven God Stars (Polaris and the Big Dipper, the Mongolian names are Altangadas and Doloon Burkhan). This story is part of the Stars of Asia Project during the International Year of Astronomy in 2009. We've added a new way to donate to 365 Days of Astronomy …

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The 365 Days of Astronomy

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Guide To Space - How Fast Does the Earth Rotate? 4:22

11d ago4:22

4:22

https://www.youtube.com/watch?v=YKswo9Nq0Uo From May 20, 2013. In this short video, Universe Today publisher Fraser Cain does the math to help you understand just how fast you're spinning in space right now, and how you'd actually gain a little weight if the Earth stopped spinning. Based on this article from Universe Today: http://www.universetoday…

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Mythical Astronomy of Ice and Fire

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Jaecerys & Helaena: A Wedding to Avoid War (House of the Dragon) 21:00

13d ago21:00

21:00

Rhaenyra's proposal to betroth Jaecerys and Helaena was promising, but politically loaded - could it have avoided war? Why didn't it happen? What what it have been like? Could they even have been a new Jaehaerys and Alysanne? House of the Dragon Playlist: https://youtube.com/playlist?list=PLEHvft-cyPmDKN99XRXTtoHGCy1fHGHNX…

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The 365 Days of Astronomy

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Awesome Astronomy - We’ve Discovered At Least 5,000 Planets! 15:20

12d ago15:20

15:20

https://www.youtube.com/watch?v=ByfigQW-6Mk Paul Hill, Ralph Wilkins and Dr. Jenifer “Dr. Dust” Millard host. Damien Phillips, John Wildridge and Dustin Ruoff produce. From Jan 28, 2022. Taking a look at how over the last 40 years we went from only knowing of the handful of planets in our solar system to knowing of around 5,000 planets littering th…

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The 365 Days of Astronomy

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The Daily Space - Understanding Space With Gaia Data Release 3 22:40

13d ago22:40

22:40

From June 14, 2022. The Gaia mission released its third ‘treasure trove’ of observations and calculations of more than two billion stars in the Milky Way, including ‘starquakes’, stellar DNA, binary star systems, and more. Plus, day one of the American Astronomical Society press conferences and updates on Starship and NASA’s TROPICS-1 mission. We'v…

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Astronomy Cast

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Ep. 682: Ultra-Diffuse Galaxies and Dark Matter 28:32

16d ago28:32

28:32

Astronomers first noticed the strange behaviors of rotating galaxies almost 100 years ago, suggesting there’s an invisible dark matter hold them together with gravity. Or maybe we just don’t understand how gravity works at the largest scales. Observations are much better now, and astronomers have found examples of galaxies that almost entirely made…

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Astronomy Cast

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Ep. 682: Ultra-Diffuse Galaxies & Dark Matter 28:33

15d ago28:33

28:33

Astronomy Cast Ep. 682: Ultra-Diffuse Galaxies & Dark Matter by Fraser Cain & Dr. Pamela Ga Streamed live on May 15, 2023. Astronomers first noticed the strange behaviors of rotating galaxies almost 100 years ago, suggesting there’s an invisible dark matter hold them together with gravity. Or maybe we just don’t understand how gravity works at the …

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Astronomy Cast Full Raw Feed

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Ep. 682: Ultra-Diffuse Galaxies & Dark Matter 1:03:35

14d ago1:03:35

1:03:35

Astronomers first noticed the strange behaviors of rotating galaxies almost 100 years ago, suggesting there’s an invisible dark matter hold them together with gravity. Or maybe we just don’t understand how gravity works at the largest scales. Observations are much better now, and astronomers have found examples of galaxies that are almost entirely …

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The 365 Days of Astronomy

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Astronomy Cast Ep. 682: Ultra-Diffuse Galaxies & Dark Matter 30:02

14d ago30:02

30:02

https://www.youtube.com/watch?v=ta9lH755xw0 Streamed live on May 15, 2023. Astronomers first noticed the strange behaviors of rotating galaxies almost 100 years ago, suggesting there’s an invisible dark matter hold them together with gravity. Or maybe we just don’t understand how gravity works at the largest scales. Observations are much better now…

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