Archive | Nebulae

AC497

Ep. 497: Update on Globular Clusters

Is it globular clusters or is it globeular clusters? It doesn’t matter, they’re awesome and we’re here to update you on them. Astronomy Cast will be celebrating their 500th episode the weekend of Sept 15-16, 2018. Want to join us in Edwardsville, Il? Check out our AC500 site here to find out how! We usually […]

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Ep. 111: Nebulae

When you think about the best pictures in astronomy, almost every one is a nebula; the pillars of creation in the Eagle Nebula, or the complex Helix Nebula – or my personal favorite, the Ring Nebula. They’re beautiful, wispy clouds of gas and dust that signify both the birth and death of stars. Today we […]

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Ep. 75: Stellar Populations

After the big bang, all we had was hydrogen, a little bit of helium, and a few other trace elements. Today, we’ve a whole periodic table of elements to enjoy, from oxygen we breathe to the aluminium cans we drink from to the uranium that powers some people’s homes. How did we get from plain […]




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