Cosmos - - Dark Matter -

Dark mat­ter ‘ ha­los’ could sup­ply the miss­ing grav­ity to out­ly­ing stars. Ac­cord­ing to Mod­i­fied New­to­nian Dy­nam­ics ( MOND), at a cer­tain dis­tance, grav­ity switches from an in­verse- square law to one that matches galaxy ro­ta­tion curves.

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