Star Clusters Yet another standard! Though, actually, Hubble used Globular Clusters as a standard to help prove that Andromeda was a Galaxy far far away.
From the Beginning to Man: How God declares His love to us By Rich Deem Evidence for God from Science (GodAndScience.org)
Astro 201: Sept. 30, 2010 Pick up Midterm #1 from piles along the wall. Correct answers are printed on the scantrons, I will post keys also and correct.
Margaret M. Hanson, PhD Associate Professor of Physics.
AS4021 Gravitational Dynamics 1 Gravitational Dynamics: An Introduction HongSheng Zhao.