The Unpredictable R-Process Galaxy

2min Snip

00:00

Play full episode

Summary

Transcript

Episode notes

We had no idea that this was the thing. I mean, you know, such a thing might possibly exist because why not? Neutron sum merges happen somewhere. But we were not prepared in that moment to find this thing. The first one we had ever discovered totally un- I mean, un- predicted. And so to cut a long story short, we had to come, so he was observing the right stars.

Anna Frebel is an astronomer and astrophysicist at MIT. Please support this podcast by checking out our sponsors:
– Hexclad Cookware: https://hexclad.com/lex and use code LEX to get 10% off
– Numerai: https://numer.ai/lex
– House of Macadamias: https://houseofmacadamias.com/lex and use code LEX to get 20% off your first order

EPISODE LINKS:
Anna’s Twitter: https://twitter.com/annafrebel
Anna’s Instagram: https://instagram.com/annafrebel
Anna’s Book – Searching for the Oldest Stars: https://amzn.to/3pi2Ci6

PODCAST INFO:
Podcast website: https://lexfridman.com/podcast
Apple Podcasts: https://apple.co/2lwqZIr
Spotify: https://spoti.fi/2nEwCF8
RSS: https://lexfridman.com/feed/podcast/
YouTube Full Episodes: https://youtube.com/lexfridman
YouTube Clips: https://youtube.com/lexclips

SUPPORT & CONNECT:
– Check out the sponsors above, it’s the best way to support this podcast
– Support on Patreon: https://www.patreon.com/lexfridman
– Twitter: https://twitter.com/lexfridman
– Instagram: https://www.instagram.com/lexfridman
– LinkedIn: https://www.linkedin.com/in/lexfridman
– Facebook: https://www.facebook.com/lexfridman
– Medium: https://medium.com/@lexfridman

OUTLINE:
Here’s the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.
(00:00) – Introduction
(05:26) – First elements
(12:35) – Milky Way
(16:11) – Alien worlds
(19:16) – Protogalaxies
(24:29) – Black holes
(29:27) – Stellar archeology
(38:42) – Oldest stars
(46:32) – Metal-poor stars
(1:02:05) – Neutron capture
(1:07:01) – Neutron stars
(1:12:30) – Dwarf galaxies
(1:17:10) – Star observation
(1:45:27) – James Webb Space Telescope
(1:51:17) – Future of space observation
(1:54:26) – Age of the universe
(2:07:34) – Most beautiful idea in astronomy
(2:11:23) – Advice for young people
(2:20:17) – Meaning of life