Centaurus A: galaxies after collision
Left Image Centaurus A in visible light taken with the UK Schmidt telescope. Credit: Digitized Sky Survey Team, STSCI/NASA.
Centre Image Centaurus A in infrared as taken by the ISOCAM instrument on ISO. Credit: ESA/ISOCAM, CEA-Saclay and I.F.Mirabel et al.
Right Image ISO data superimposed radio contours of the galaxy. Credit: VLA/NRAO (for radio image, ISO image as above)