disk galaxy
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A Full Story of Galactic Evolution
Over the course of the last few posts, we’ve explored different types of active galactic nuclei: Seyfert galaxies, double-lobed radio sources, and quasars. At the heart of each of these galaxies lies a supermassive black hole, feeding off an energy…
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The Different Shapes of Galaxies
By now, we’ve spent a heck of a lot of time exploring spiral galaxies. It makes sense — they’re certainly the most photogenic. Seriously. Do me a favor and do a quick Google search for galaxies. When I did, nearly…
