There’s something fishy going on with the dark matter halo in the Milky Way

There’s something fishy going on with the dark matter halo in the Milky Way

Stars have been spotted creeping around the edges of the Milky Way Galaxy more slowly than expected, a slow motion that scientists say can only be explained if our galaxy’s map of dark matter is wrong.

Specific velocities stars Around the edges of galaxies were historically dead giveaways of existence Dark matter In those galaxies. This is because astronomers can measure the galaxy’s “rotation curve,” which plots the orbital velocities of stars against their distances from the galactic center.

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