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An international team of researchers has discovered the smallest satellite galaxy of the Milky Way associated with dark matter, whose emission is said to be the result of millisecond pulsars breaking away from cosmic particles.
The center of the main galaxy emits a huge bubble of gamma rays that spans 50,000 light years.
Gamma rays discovered by the Fermi gamma-ray space telescope nearly a decade ago left the source of this hourglass-shaped fact unknown.
It is known as the Fermi bubble, a pair of radiation that repairs in a slightly mysterious substructure of emitting very bright gamma rays. The Fermi cocoon, called the brightest point, was discovered in the southern lobe and is thought to have arisen from the eruption of a galaxy’s supermassive black hole in the past.
An international group of researchers, jointly led by Oscar Macias, former project researcher at the Kavli Institute for Space Physics and Mathematics, and Associate Professor Roland Crocker at the Australian National University, evaluated information from the Fermi Space Telescope and the GAAIA to reveal that the Fermi Cocoon is in action. Sagittarius dwarf galaxy emission.
Researchers have shown that gamma-ray cocoons can be produced by millisecond pulsars in the Sagittarius dwarf and oppose the sophistication of dark matter.
This is essential because dark matter researchers were hoping that gamma irradiation from dwarf satellites would signal a smoking gun for dark matter destruction.
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