Explorations: Introduction to Astronomy (Arny), 6th Edition

Chapter 18: Cosmology

Animations

How Matter Goes to Energy and vice versa (4039.0K)
The Future of Expansion (2686.0K)
The Position and Doppler Shift of a Star Orbiting its Common Center of Mass With a Planet (4874.0K)
An Explanation of Superluminal Motion (898.0K)
The Pancake Model of the Formation of Clusters of Galaxies (7140.0K)
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