Sagittarius A. Coloured X-ray image of the supermassive black hole,known as sagittarius A-star,at the centre of our galaxy the Milky Way. Colours represent different X-ray energies,from red (lowest) through green to blue (highest). The X-rays are thought to be emitted by material falling into the black hole. Data from the Advanced CCD Imaging Spectrometer on the Chandra X-ray Observatory | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / NASA |
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