Ep. 717: Understanding the Ages of Distant Cosmic Objects
365 Days of Astronomy - Weekly Edition - En podcast av Fraser Cain & Dr. Pamela L. Gay - Måndagar
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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.
