Mysterious gamma rays at centre of Milky Way could be from pulsars

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A glow of gamma rays from within our galaxy has long puzzled astronomers, but now it seems they could be produced by a specific type of millisecond pulsar



Space



28 April 2022

Milky Way gamma rays

The diffuse glow of gamma rays along the central plane of the Milky Way

NASA/DOE/Fermi LAT Collaboration

A mysterious gamma-ray glow in the inner parts of our galaxy could be due to thousands of dead stars spinning at hundreds of times a second. These millisecond pulsars are formed from the remnants of stars that have used up all their fuel, but now blast out radiation. A similar thing might also be happening in the nearby Andromeda galaxy.

The enigmatic glow, called the Galactic Centre Excess (GCE), was first identified in 2009. Since then, several …



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