The central region of NGC 253 in the medium different energy bands (1.5-4.5 keV). The bright X-ray point sources of focus in Weaver's work show up most strongly at medium to hard X-ray energies. Credit: NASA/K.Weaver. Click to enlarge.
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The central region of NGC 253 in the medium different energy bands (1.5-4.5 keV). The bright X-ray point sources of focus in Weaver's work show up most strongly at medium to hard X-ray energies. Credit: NASA/K.Weaver. Click to enlarge. |
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