When is a theory not a theory?  When no one can even agree on what the theory is and competing ones are disproved once a year. Astronomers disagree about why they see more light in the universe than should be seen; that is, why the infrared light they observe exceeds the amount of light emitted from known galaxies. 

When looking at the cosmos, astronomers have seen what are neither stars nor galaxies nor a uniform dark sky but mysterious, sandpaper-like smatterings of light, what UCLA professor of physics and astronomy Edward L. (Ned) Wright refers to as “fluctuations”.
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