<p>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.</p>

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.

Ep. 717: Understanding the Ages of Distant Cosmic Objects

The weekly podcast from the International Year of Astronomy 2009. This podcast comes out weekly and includes each daily episode of the 365 Days of Astronomy Podcast.

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Ep. 717: Understanding the Ages of Distant Cosmic Objects

Ep. 717: Understanding the Ages of Distant Cosmic Objects

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