New study keeps dark matter explanation alive for Milky Way's mysterious gamma-ray glow
By
Robert Lea
Summary
New research on the Galactic Center Excess — a mysterious gamma-ray glow from the Milky Way's core — fails to rule out self-annihilating dark matter as its source. The debate, which has lasted over a decade, pits dark matter explanations against alternatives like rapidly spinning neutron stars called pulsars. The study keeps both possibilities open, prolonging one of astronomy's most contested mysteries.
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Key quotes
· 3 pulledOne of the most hotly debated mysteries in astronomy is set to continue, as new research fails to rule out self-annihilating dark matter as the source of gamma-ray emissions from the heart of the Milky Way.
Known as the Galactic Center Excess, a spherical gamma-ray glow extending out for thousands of light-years from the core of our galaxy, this high-energy light has baffled researchers for over a decade.
While several possible explanations for the Galactic Center Excess have been put forward, including a population of rapidly spinning neutron stars called pulsars, one of the most prevalent
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