Press release: "Astronomers Map Out Dark Matter in Massive Galaxies"
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Scientific presentation: PDF
Chandra image of PG 1115+080
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Credit: D. Pooley (Eureka Scientific)
Caption: Model prediction of what the four images of the background quasar PG 1115+080 should look like, as lensed by an intervening galaxy (left). Chandra X-ray observations show a strong anomaly at the location of the black "x" (right).
Chandra image of RXJ 1131-1231
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Credit: D. Pooley (Eureka Scientific)
Caption: Model prediction of what the four images of the background quasar RXJ 1131-1231 should look like, as lensed by an intervening galaxy (left). Chandra X-ray observations show a strong anomaly in the middle of the three images on the left side of the panel (right).