At the centre of spiral galaxies... (IMAGE)

Scuola Internazionale Superiore di Studi Avanzati

At the centre of spiral galaxies...

Caption

A new SISSA study suggests that at the center of spiral galaxies there is a vast spherical region made up of dark matter particles where a direct interaction between the elementary particles that make up the dark matter halo and those that make up ordinary matter occurs.

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Buddy_Nath on Pixabay

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