Study: GD-1 Stellar Stream’s Distinctive Features Caused by Self-Interacting Dark Matter Subhalo
A core-collapsing self-interacting dark matter subhalo is responsible for the peculiar spur and gap features observed in GD-1, a stellar stream within the Galactic halo of the Milky Way, according to a new study led by University of California, Riverside astronomers.
The post Study: GD-1 Stellar Stream’s Distinctive Features Caused by Self-Interacting Dark Matter Subhalo appeared first on Sci.News: Breaking Science News.
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