EPISODE · Feb 10, 2006

Lecture 26: Spiral Galaxies

from Astronomy 162 - Stars, Galaxies, & the Universe · host Richard Pogge

What are Spiral Galaxies? This lecture describes the basic properties of spiral galaxies, their patterns of rotation and how that lets us measure their masses, and the nature of the spiral arms as waves moving through the disk and triggering formation of new stars. Recorded 2006 February 10 in 1008 Evans Laboratory on the Columbus campus of The Ohio State University.

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