Composite image of Arp 16, also known as M66.
Includes X-ray data from Chandra (blue), infrared from Spitzer (red), and visible light from Hubble and the Very Large Telescope (yellow). The inset shows a bright central X-ray source, likely material falling onto a supermassive black hole.
Credit: NASA, STScI, JPL-Caltech, ESO, WFI, CXC, Ohio State Univ., C.Grier et al
Source: https://chandra.harvard.edu/photo/2012/ngc3627/