Emission Impossible?: Is Dark Matter Behind the Hazy Radiation at the Milky Way's Center?
Tuesday, November 3, 2009 - 10:21
in Astronomy & Space
A haze of radiation at the heart of the Milky Way Galaxy that appears in sky maps taken by two spacecraft at two different wavelengths likely results from a population of high-energy electrons, according to a new analysis of gamma rays in the galaxy. Curiously, some researchers maintain, those electrons are not readily explained by known astrophysical processes--and work is under way to determine if dark matter particles might be responsible. [More]