Hidden Planet Pushes Star's Ring a Billion Miles Off-Center

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Hubble image of Fomalhaut ring. Credit: University of Rochester
Hubble image of Fomalhaut ring. Credit: University of Rochester

A young star's strange elliptical ring of dust likely heralds the presence of an undiscovered Neptune-sized planet, says a University of Rochester astronomer in the latest Monthly Notices of the Royal Astronomical Society.


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