Olbers' paradox states that given the Universe is unbounded, governed by the standard laws of physics, and populated by light sources, the night sky should be ablaze with light. Obviously this is not so. However, the paradox does not lie in nature but in our understanding of physics. A Universe with a finite age, such as follows from big-bang theor
The dark night sky The modern resolution and energy The modern resolution and spectra The dark matter The vacuum Axions Neutrinos Supersymmetric weakly interacting particles Black holes Conclusions Appendices Bolometric intensity integrals Dynamics with a decaying vacuum Absorption by galactic hydrogen Index