Astro 1050 Friday, April 1, 2005
Chapter 12 The Milky Way Galaxy
The Milky Way (during the Leonid Meteor Shower)
Where are we within the plane?
To sort out location will need:
Distances to the farther stars
The Period-Luminosity Relationship
Calibrating the Period-Luminosity Relationship using Proper Motion
The Distribution of Globular Clusters
The Shapley-Curtis Debate: 1920
Differential Galactic Rotation
Stellar Population and Galaxy Evolution
Traditional Model of Galaxy Evolution
Possible Origin of Spiral Arms
Degree of
Organization
of the Spiral Arms
Degree of
Organization
of the Spiral Arms