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Back Dust Ring Around Star Offers New Clues Into Planet Formation

Dust Ring Around Star Offers New Clues Into Planet Formation


Depicts: HR 4796A
Copyright: Brad Smith (University of Hawaii), Glenn Schneider (University of Arizona), and NASA

A NASA/ESA Hubble Space Telescope false-color near infrared image of a novel type of structure seen in space - a dust ring around a star. Superficially resembling Saturn's rings -- but on a vastly larger scale -- the "hula-hoop" around the star called HR 4796A offers new clues into the possible presence of young planets.
Last Update: 1 September 2019
14-Feb-2026 23:11 UT

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