ch14
Adapted from Dr. James Lochner USRA & NASA/GSFC Sandra Sweeney, Joseph Petsko Perkiomen Valley School District, PA.
Introduction to Astrophysics Lecture 14: Galaxies NGC1232.
AST 5.3 PPT
A1 20 Milky Way
Ch15
Astronomy
Toward a new_distance_to_the_active_galaxy_ngc4258
3A03 – GR and Cosmology Ralph Pudritz Dept. of Physics & Astronomy McMaster University.
The Universe of Galaxies. A Brief History 1610 - Galileo.
Great Astronomers of the 20th Century: A Brief Review of Astronomy C. G. De Pree RARE CATS June 2002.
Astro 10-Lecture 13: Quiz 1. T/F We are near the center of our Galaxy 2.Cepheid variable stars can be used as distance indicators because a) They all have.
