Dark matter search turns up empty

Star study suggests our cosmic neighborhood may be lacking invisible matter

By Stephen Ornes, 17:38 PM May 8, 2012

They say that what you see is what you get. But if you’re an astronomer studying a particular gaggle of stars, what you see might leave you scratching your head.

A team of astronomers in Chile recently tracked the motion of about 400 nearby stars zooming through space. If the scientists’ calculations are correct, then the stars are flying through space that lacks dark matter. Because those stars are so close to our solar system, the study suggests that there’s no dark matter around Earth ...

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