Earth May Be “Hairy” with Dark Matter

This illustration shows Earth surrounded by filaments of dark matter called "hairs". A hair is created when a stream of dark matter particles goes through the planet. According to simulations, the hair is densest at a point called the "root." When particles of a dark matter stream pass through the core of Earth, they form a hair whose root has a particle density about a billion times greater than average. Credit: NASA/JPL-Caltech

This illustration shows Earth surrounded by filaments of dark matter called “hairs. A hair is created when a stream of dark matter particles goes through the planet. A new study proposes that Earth and the other planets are filled with “hair”. Credit: NASA/JPL-Caltech

I’m losing mine, but the Solar System may be way hairier than we ever thought, with thick crops of filamentary dark matter streaming through Earth’s core and back out again even as you read this. (…)
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© Bob King for Universe Today, 2015. |
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