Arp 147 And Valentine's Day Black Holes

Since Valentine's Day is approaching, it's a good time to combine X-rays from the NASA's Chandra X-ray Observatory (pink) and optical data from the Hubble Space Telescope (red, green, blue) produced by the Space Telescope Science Institute (STScI)  into a new image of a ring - not of jewels - but of black holes. The composite image is of Arp 147, a pair of interacting galaxies located about 430 million light years from Earth. read more

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