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Extrasolar Visions II

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 SDSS J084539.17+225728.0 - Asteroids around a helium-rich white dwarf?

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Lazarus
dF star
dF star



Number of posts : 3337
Registration date : 2008-06-12

SDSS J084539.17+225728.0 - Asteroids around a helium-rich white dwarf? Empty
PostSubject: SDSS J084539.17+225728.0 - Asteroids around a helium-rich white dwarf?   SDSS J084539.17+225728.0 - Asteroids around a helium-rich white dwarf? Empty17th September 2008, 7:56 am
SDSSJ084539.17+225728.0: the first DBZ white dwarf with a metal-rich gaseous debris disc
The metal-rich nature of the disc implies it may have been formed from the disruption of rocky (asteroid) material. The disc shows signs that it is eccentric.
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SDSS J084539.17+225728.0 - Asteroids around a helium-rich white dwarf?
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