Material for AAS 217 press conference "Dark Side of Astronomy" presentation by Dr. David Pooley of Eureka Scientific, Inc.

Press release: "Astronomers Map Out Dark Matter in Massive Galaxies"
Press presentation: PDF
Scientific presentation: PDF

Chandra image of PG 1115+080
Small image of PG1115
Small JPG (56 KB) Medium JPG (140 KB) Large JPG (729 KB) TIFF (3.2 MB)

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
Small image of rxj1131
Small JPG (75 KB) Medium JPG (148 KB) Large JPG (756 KB) TIFF (13.8 MB)

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).