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Nebulae in Space: What Makes them Glow?From MicaNebulae in Space: What Makes them Glow? It's Halloween, so of course the Witch Head Nebula comes to mind. Nebula are a part of our Galaxy... and if you watch any science fiction, you'll see glowing and beautiful nebulae all over the place, glowing much brighter than they do in reality. It turns out that Nebulae are intimately connected to both the birth and death of stars. In this talk, I'll describe the different types of nebulae there are, and tell you something about why it is that they glow.  Media |