News of the WeekAstronomy

X-rays Show a Galaxy Can Have Two Hearts

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Science  29 Nov 2002:
Vol. 298, Issue 5599, pp. 1698
DOI: 10.1126/science.298.5599.1698a

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Astronomers have sighted evidence of two black holes spiraling toward an eventual collision in the center of a nearby galaxy. The discovery has confirmed astronomers' long-held suspicions, based on indirect evidence, that the black holes at the hearts of many galaxies might come in pairs.