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Published online 26 January 2005 | Nature | doi:10.1038/news050124-9
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Dark haloes pepper the Universe
Earliest structures still drift through our Solar System.
Long before the first stars ignited, ghostly blobs of dark matter were forming in our Universe, according to astrophysicists who have used a supercomputer to replay the early history of the cosmos.
Dark matter produced just after the Big Bang formed into haloes as heavy as the Earth and as wide as the Solar System, the simulation found.
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