Ep. 664: The First Stars
Astronomy Cast9 Jan 2023

Ep. 664: The First Stars

Astronomy Cast Ep. 664: The First Stars by Fraser Cain & Dr. Pamela Gay This show is sponsored by BetterHelp. Visit BetterHelp.com/ASTRONOMY today to get 10% off your first month. The Sun is a third-generation star, polluted with metals from long-dead suns. Astronomers have also discovered second-generation stars, with very low metallicity. But theories suggest there must be a first generation, with stars made from only pure hydrogen and helium. Can we ever find them? This video was made possible by the following Patreon members: Burry Gowen Stephen Veit Jordan Young Jeanette Wink Kevin Lyle Venkatesh Chary Andrew Poelstra Brian Cagle David Truog Gerhard Schwarzer THANK YOU! - Fraser and Dr. Pamela

Episoder(669)

Ep. 755: Intermediate Mass Black Holes

Ep. 755: Intermediate Mass Black Holes

Astronomy Cast Ep. 755: Intermediate Mass Black Holes By Fraser Cain & Dr. Pamela Gay Streamed live on May 5, 2025. Hosted by: Fraser Cain and Dr. Pamela L. Gay. There are stellar-mass and supermassiv...

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Ep. 754: K2-18b

Ep. 754: K2-18b

Astronomy Cast Ep. 754: K2-18b By Fraser Cain & Dr. Pamela Gay Streamed live on Apr 28, 2025. You've heard the news! Astronomers are reporting the discovery of biosignatures at K2-18b. Is this proof o...

5 Mai 202532min

Ep. 753: Why is the Moon's South Pole So Interesting?

Ep. 753: Why is the Moon's South Pole So Interesting?

Astronomy Cast Ep. 753: Why is the Moon's South Pole So Interesting? By Fraser Cain & Dr. Pamela Gay Streamed live on Apr 21, 2025. I'm sure you've heard that all eyes are on the Moon's southern pole....

28 Apr 202535min

Ep. 752: Should We Go to the Moon or Mars Next?

Ep. 752: Should We Go to the Moon or Mars Next?

Astronomy Cast Ep. 752: Should We Go to the Moon or Mars Next? By Fraser Cain & Dr. Pamela Gay Streamed live on Apr 16, 2025. Hosted by: Fraser Cain and Dr. Pamela L. Gay There is an ongoing debate on...

21 Apr 202536min

Ep. 751: Vacuum Energy

Ep. 751: Vacuum Energy

Astronomy Cast Ep. 751: Vacuum Energy By Fraser Cain & Dr. Pamela Gay Streamed live on Apr 7, 2025. Hosted by: Fraser Cain and Dr. Pamela L. Gay. Even empty space isn't empty. It's filled with the qua...

14 Apr 202533min

Ep. 750: Supernova Early Warning System

Ep. 750: Supernova Early Warning System

Astronomy Cast Ep. 750: Supernova Early Warning System By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 31, 2025. Hosted by: Fraser Cain and Dr. Pamela L. Gay When enormous stars detonate as super...

7 Apr 202526min

Ep. 749: Dark Energy Changing Over Time

Ep. 749: Dark Energy Changing Over Time

Astronomy Cast Ep. 749: Dark Energy Changing Over Time By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 24, 2025. The Hubble Tension is a vexing problem, with astronomers measuring the expansion o...

31 Mar 202532min

Ep. 748: Fast Radio Bursts

Ep. 748: Fast Radio Bursts

Astronomy Cast Ep. 748: Fast Radio Bursts By Fraser Cain & Dr. Pamela Gay Streamed live on Mar 17, 2025. For the briefest of moments, some dead stars can flash brighter than their entire galaxy (in Ra...

24 Mar 202528min

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