Where Is The Dark Matter?

An illustration of the Milky Way shows the expected distribution of dark matter as a blue halo. Illustration courtesy L. Calçada, ESO

Dark Matter Is Missing In Sun's Neighborhood? -- National Geographic

Substance isn't "where we needed it" to match theories, researcher says.

Dark matter is mysteriously missing from the sun's neighborhood, according to a new study that could provide ammunition for skeptics who argue that the invisible substance is just an illusion.

"There will be people claiming dark matter doesn't exist because of this result," predicted study leader Christian Moni-Bidin, an astronomer at Chile's University of Concepción.

"These observations alone do not prove that dark matter does not exist. Still, it is not where we expected it and where we needed it."

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