Visit http://ilectureonline.com for more math and science lectures! To donate: http://www.ilectureonline.com/donate https://www.patreon.com/user?u=3236071 We will learn about the relative motion of a binary system with arbitrary masses. When M is much, much larger than m, we can assume M to be stationary with m revolving around M. But if M is NOT much, much larger than m, then both revolve around the barycenter, which is the center of mass of the system. Previous video in this series can be seen at: • Astrophysics: Binary Star System (28 of 4... Next video in this series can be seen at: • Astrophysics: Binary Star System (30 of 4...