Class notes for Dr. Cynthia Norgren's Introduction to Astrophysics course at the Colorado School of Mines.
Dr. Norgren covers the basics of determining sizes and scales in space.
Orbital Mechanics Pt1
Do you want to dock your orbiting spaceships successfully? Then you better learn your orbital mechanics.
Orbital Mechanics Pt2
More orbital mechanics
Ch 3, Pt 1 - Nature of light
Physical properties of electromagnetic radiation continued.
Space Time Relativity
Ch 4 - Relativity