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Date: 09 January 2008 Satellite: Hubble Space Telescope Depicts: SDSSJ0946+1006 Copyright: NASA, ESA, and R. Gavazzi and T. Treu (University of California, Santa Barbara) Show in archive: true
This is a close-up of the gravitational lens system SDSSJ0946+1006 showing two concentric partial ring-like structures after subtracting the glare of the central, foreground galaxy.