Astronomy Cast Ep. 717: Understanding the Ages of Distant Cosmic Objects

The 365 Days of Astronomy

https://www.youtube.com/watch?v=MWA3OUyQQIQ

Streamed live on Apr 22, 2024.

How old is that star? That planet? That nebula? Figuring out the ages of astronomical objects is surprisingly challenging. Fortunately, astronomers have developed a series of techniques they can use to work out the ages of stuff.

This video was made possible by the following Patreon members:

Jordan Young

BogieNet

Stephen Veit

Jeanette Wink

Siggi Kemmler

Andrew Poelstra

Brian Cagle

David Truog

Ed

David

Gerhard Schwarzer

THANK YOU! - Fraser and Dr. Pamela

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