This composite of images from NASAs Chandra X-ray Observatory shows the remnant of Keplers supernova in low red intermediate green and high-energy blue X-rays The background is an optical star field taken from the Digitized Sky Survey

Tags: space, composite, images, nasas, chandra, x-ray, observatory, remnant, keplers, supernova, intermediate, green, high-energy, blue, x-rays, background, optical, star, field, digitized, survey

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