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Accretion Disk Around Binary Star System WZ Sge
Sig08 002

Credit: P. Marenfeld and NOAO/AURA/NSF

Artwork • January 9th, 2008 • sig08-002

sig08-002

An artist's concept of the accretion disk around the binary star system WZ Sge. Using data from Kitt Peak National Observatory and NASA's Spitzer Space Telescope, a new picture of this system has emerged which includes an asymmetric outer disk of dark matter.

About the Object

Name
WZ Sge
Type
Star > Evolutionary Stage > White Dwarf
Star > Type > Variable > Eclipsing
Star > Grouping > Binary
Star > Circumstellar Material > Disk > Accretion
Distance
142 Light Years