HEIDELBERG, Germany, Aug. 4 (TNSjou) -- Heidelberg University issued the following news release:

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OJ 287: New Image from the Heart of a Mysterious Galaxy

Detailed image shows unusual structure of the emitted plasma jet - two supermassive black holes assumed to be merging in the galaxy core

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For more than 150 years, the OJ 287 galaxy and its brightness variations five billion light years away has both puzzled and fascinated as . . .

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